Gil Grissom is the supervisor of the graveyard shift of Las Vegas' elite crime scene investigators. Holly Gribbs, fresh out of the academy, joins the ...
A man is killed after winning a fortune and then dumping his girlfriend. So, Grissom, Nick, and newcomer to the CSI team, Sara Sidel, investigate thi...
Grissom, Nick, and Sara search for a kidnapped woman and find more than they expected. Catherine and Warrick investigate the hit and run death of a li...
Grissom and Catherine investigate when a leg is found severed from a body in a lake. They suspect the husband and boyfriend. Meanwhile Sara and Nick...
Grissom and Warrick take the case of a young man who is found naked in the desert without an obvious cause of death. Sara gets to find out why the bo...
Catherine violates department protocol when she takes the case of a rape accusation against her ex-husband. Warrick and Sara search for the missing b...
When a teenager and her sister are the sole survivors of the gruesome murder of four members of one family in a quiet suburban neighborhood, Grissom a...
Royce Harmon was murdered 3 months ago in a scene staged to look like a suicide. Now another murder has taken place. Whoever the killer is he has a th...
Grissom and his team investigate the death of a first class passenger on a flight to Las Vegas. The investigators are forced not only to examine the p...
Grissom and Sara investigate a bug riddled body found in the desert. Warrick and Catherine look in to the theft of some valuable art. Nick gets to f...
A woman is abducted from a supermarket. In the store, Grissom finds a bathroom stall door that claims five women have been killed. Warrick is caught ...
A man convicted of arson and the murder of his wife and child seeks assistance from Grissom to help prove his innocence. Meanwhile, Catherine and Nick...
A bomb goes off in an office building killing one and injuring many more. The chief suspect is a security guard who left minutes before the explosion ...
When a single human bone is discovered in the desert, Grissom and Catherine must cover miles of territory to find the rest of the skeleton. And Warric...
At a swanky fundraiser, attended by the sheriff, a woman turns up dead in the pool. The owner of the house is away and a young couple is housesitting...
A woman is abducted from a mall parking garage. She's raped, beaten, shot and left for dead. Sara collects evidence from her and grows attached to he...
A body is found in a pottery store in what's apparently a robbery that was interrupted. Fingerprints at the scene seem to match a twenty year old kidn...
A couple leaving a restaurant on their anniversary are killed in the street and their car is stolen. The crime scene is compromised when it rains sho...
The entire team investigate the abduction of the infant child of a well to do family. Suspicion immediately falls on the child's parents.
Two women run over a deaf man but they didn't kill him- he was already dead. Grissom has to find out who did it and he's not getting help from the de...
Grissom, Nick, and Warrick take the case of a jogger who was killed by a wild animal in the park. It gets complicated when they discover that the jogg...
On the day Grissom has to evaluate his team, a head is found in the trunk of a car. While Gil and Catherine work on the head, Sara and Nick investigat...
The team is investigating the ongoing murders by a signature killer. The killer has some knowledge of forensics and has left little evidence behind. W...
Grissom and crew are called in after high roller Tony Braun, a known drug addict, is found dead in his house by a gardener. Since drug paraphernalia ...
The entire CSI team investigates a disappearance at a local university. A young woman vanished, seemingly off the face of the earth.
Grissom investigates a possible suicide at a high-profile construction site. Catherine takes on a case with a teenage boy who dies while in session wi...
When the class clown at the local high school is found murdered, the CSI team is called to investigate, while Nick and Sara respond to the crime scene...
Grissom, Sara and Warrick are called on to investigate an abandoned, blood-splattered apartment and Nick and Catherine must examine a dead scuba diver...
Grissom and his team investigate a murder suspect who is caught red-handed -- burying the victims -- while Catherine and Warrick take on the case of a...
Grissom and Nick investigate the death of a book restorer while Catherine and Sara are called to the scene of a fatal train crash.
Grissom and Catherine investigate the apparent violent death of a woman found in a sandbox. Warrick and Sara are called to a crime scene to investiga...
Grissom and his team investigate a casino heist during which innocent victims were shot, while Catherine and Sara are called to the scene of a murder ...
Warrick heads the investigation of the murder of a con artist who turns out to be involved with Brass' daughter, and the evidence leads Sara on a coun...
When the body of Bob Fairmont, the real estate developer, is found, the team discovers that the crime scene has been tampered with and that the victim...
Grissom and Sara are called to the crime scene when two murder victims are found hidden in pipes at a construction site in the middle of an alfalfa fi...
Grissom's nemesis, serial killer Paul Millander, reappears and claims a third victim in this gripping episode. The latest slaying matches Millander's ...
Catherine is ordered by a kidnapper to accompany a man who is to deliver $1 million in ransom to him or else he will kill the man's mistress.
Grissom investigates the murder of a Las Vegas photographer whose remains were dumped at a nearby body farm where CSIs routinely study corpses, and hi...
Grissom, Catherine and Sara are called in to investigate the death of a hockey player on the ice. Warrick and Nick look into the apparent drug-related...
Grissom investigates the murders of four monks who were shot point blank while chanting in a Buddhist temple; Catherine reopens a cold case in which h...
A bus carrying 23 passengers from Los Angeles to Las Vegas crashes less than 40 miles from its destination, killing nine people. Tthe CSIs soon disco...
Jane Galloway lives in fear. Her doors are triple-locked. Every shade is drawn. The bathroom window is nailed shut. An alarm system is activated. Who ...
Grissom and Catherine investigate the stabbing death of an 80-year-old woman who lived in a run-down house full of cats; Nick and Sara comb through th...
Grissom and Sara investigate when a man's body, which has been doused with lye, is found buried in a park; Nick tries to determine how a hiker apparen...
Grissom and his crew handle their highest profile case to date when the city's former chief of detectives is slain execution-style in his house follow...
Season Finale. The CSIs investigate when the body of an unidentified young woman is discovered stuffed in an overturned shopping cart near a freeway u...
Catherine and Nick become absorbed in the dangerous world of street racing after one of the illegal sport's hotshot drivers is found dead out in the d...
Grissom and his crew are called in to investigate the death of a young woman found in the hotel room of popular actor Tom Haviland. Haviland admits th...
Grissom and Catherine investigate the murder of a wealthy couple who are discovered just outside of their glamorous Las Vegas house, which was up for ...
Grissom suspects murder, not suicide, when the body of a dwarf is found hanging from a rope high above a stage in a casino hotel where a convention of...
Grissom investigates when a woman vanishes while taking part in a magician's act. The female volunteer is placed inside the Amazing Zephyr's "Chamber ...
Fifteen years ago, Catherine helped put John Mathers on death row for the rape and murder of a coed at a nearby college. Her body was dumped in a tras...
A middleweight boxing champ dies in the ring after taking a brutal beating from his nemesis, but Grissom finds evidence that points to murder. Outside...
Catherine called in by a pornographic-film developer to view graphic footage from a snuff movie in which a woman is brutally slain. But the clues are ...
Distracted by an attractive passenger, an Indian taxi driver feels his cab strike something at a suburban intersection. When he gets out to check, he ...
Grissom, Warrick, and Nick investigate the case of man who apparently was murdered and pushed off a six story building. Grissom's involvement is cut s...
Grissom and Catherine investigate the grisly meat grinder murder at a slaughterhouse. Warrick and Sara look into the apparent suicide of a troubled yo...
Some bird watchers find a raven with a human eyeball in its beak. This eventually leads our CSIs to a divorced man and his 2 children but not much els...
Warrick investigates the drive by murder of a young girl in his old neighborhood. The girl's father is a friend and mentor of Warrick's as well. Warr...
Catherine takes the point in the investigation of an escalating series of peeping tom incidents. The crew is racing to stop the attacker before his cr...
Grissom investigates the murder of two men that leads him to a new encounter with Lady Heather. Catherine is desperate to find out what lead to the ne...
A man driving with a wooden stake in his head dies in front of a casino. Grissom and Nick work to discover the 'vampire' killer. Warrick and Catheri...
An elderly woman crashes her car into a crowded restaurant. One of the patrons is Sara's paramedic boyfriend. Grissom and Nick investigate the possib...
Catherine, Nick, and Sara investigate a seemingly months old body found in the mountains. Discovery of the man's identity lead the team to the world o...
Grissom and Catherine investigate a movie-goer who was stabbed to death; the team comes to a forensic impasse while processing a teenager who died fro...
Grissom and Catherine investigate the murder of a despised comic who died onstage, apparently after drinking from a tainted bottle of water. The case ...
A murder aboard a luxurious 747 and the discovery of two formally attired teens in the desert confound Grissom and his crew in this absorbing episode....
A woman's body is discovered in a small press box at a high-school football field, apparently the victim of strangulation. The evidence leads investig...
Things get personal for the CSIs in the top-rated series' third-season finale, which explores the intersection of the investigators' work and their pe...
Two couples meet in a bar and one of the couples is murdered. When a second couple is murdered in a similar fashion the team suspects a pair of serial...
When the lead suspects in Grissom's serial killer case are murdered, Grissom suspects an inside job. Grissom and Brass are at odds when Grissom sugges...
Grissom and Warrick get the case of an old woman found mummified in her closet. Sarah and Nick arrive to investigate a breaking and entering to find a...
During Vegas's latest Heat wave of triple digit temperatures, Gil and Catherine investigate a baby locked in a car. Warrick investigates a man dead of...
The team is introduced to the ""Furry"" side of Vegas when a man is found dead on the side of the road, dressed in a racoon suit. Elsewhere in Vegas, ...
A severed head is shipped to Dr. Robbins from Jackpot, Nevada. Grissom goes to Jackpot to find the rest of the body and gets very little cooperation f...
Warrick's appearance at the preliminary hearing on a rape and murder case goes terribly wrong when the only piece of evidence is thrown out on a techn...
A suspect's infatuation with Catherine results in her taking over a high profile case. The case is a missing woman who aspired to be a showgirl. Sara ...
The sheriff is under political pressure to find who killed an air marshall with a car bomb that the sheriff witnessed. Grissom, Catherine and Nick are...
A teenager is found murdered on a construction site. Grissom, Sarah, and Warrick follow the lead of blood on a hammer. Nick, with an assist from Cathe...
The lone holdout on a jury is found dead in the jury room. The eleven jurors who were voting guilty and who hated the dead juror are the natural suspe...
A woman found murdered in her home. Her resemblance to Sara causes Grissom to take a personal interest in the case and forces him to examine the decis...
Three little CSIs (Grissom, Sara, and Nick)respond to an electrocution at a casino. The casino is hosting Japanese antiquities. The electroctution is ...
A robbery at a grocery store results in a shootout leaving five dead. The police officer at the scene believes Grissom has a grudge against him. The e...
The whole team must investigate a crime where a husband and his porn star wife were murdered execution style. Things get personal for Catherine when ...
Catherine and Sara deal with the death of what at first seems to be a transvestite. Later during autopsy they find out that the make-up he seemed to b...
A mutilated female body is discovered tied to the undercarriage of a bus carrying prisoners from a women's correctional facility after a severed arm f...
A violent murder in a casino parking garage and another episode in the police interview room lead the CSIs to one shocking discovery after another. Th...
Warrick, Catherine, and Nick try to determine the cause of a house fire that kills a teenage kill. The fire is in the same neighborhood as a similar a...
Grissom, Catherine and Nick investigate the death of a runner during a competition. Meanwhile Sara and Warrick investigate the death of couple in a h...
A roller coaster runs off track leaving 6 people dead. The CSI team must uncover whether this was an accident, or foul play. Warrick and Catherine tr...
Two men are found murdered after scamming Sam Braun's casinos. Grissom and Warrick investigate after Catherine is thrown off the case. One of the susp...
A casino employee is beaten and raped on her way home from work, but she survives and identifies her attacker. Unfortunately, a DNA test sets him free...
A wild night in Las Vegas has the CSIs simultaneously investigating four fatalities. Greg Sanders' first day in the field has him assisting Grissom's ...
Heavy rains in Vegas wash up a body in the storm drains. As the team investigates, they find bones from another murder.
A child is abducted. As the Amber Alert goes out, the entire team investigates in a race against time. Lindsay Willows is found hitchiking to the alar...
A woman is found dead in a hotel suite with symptoms of the ebola virus. Another woman is found dead with similar symptoms. Catherine and Nick investi...
Grissom and Sara investigate the murder of a woman after a swap party. The married couples in the neighborhood meet and switch partners. With the help...
The killer from The Execution of Catherine Willows returns with deadly results. The entire team is engaged in a race against time to stop this sadisti...
Grissom is called to a murder of a 17-year-old in a casino penthouse. Sophia Curtis (Louise Lombard) joins him in his research, she normally works in ...
A woman who was pulled over by police is found murdered two miles up the road from the stop. It's not long before Robbins determines that the woman is...
Grissom is confronted with new evidence while on the stand of a murder trial of a restaurant owner. This development requires the reopening of the cas...
Grissom and his team investigate the starving death of a five year old boy. They discover the boy has siblings who are in danger too. Catherine and he...
Greg, for his final proficiency, has to determine how the Sherlock Holmes of a Sherlock Holmes club was killed. Nick and Warrick try to determine how ...
The swing shift has a busy time. Warrick looks into the murder of man by someone who apparently needs a wheelchair. Nick looks into the murder of woma...
Catherine, Warrick and Nick find the body of two women at a construction site buried under tar. The swing shift are brought into the world of foreign ...
Grissom, Sofia, Sara and Greg investigate the disappearance of a woman coming home from a night out with a friend, her abandoned car found on the edge...
When a major Las Vegas player is found dead, Ecklie orders both teams to investigate the case. The man who had secrets on everyone in Vegas had a very...
Catherine, Nick, and Warrick investigate a badly mutilated body in the woods. The cause of death was a shotgun blast. Nearby is a beaver dam made in p...
A serial killer strikes again, and the CSI team tries new technology using evidence from a prior killing. They find a fingerprint belonging to Jesse ...
Grissom, Sara, and Nick investigate a wildfire that killed one man and badly burned a woman. Catherine, Nick, and Warrick get the case of a family of ...
One night, four cases. Grissom and Brass get a stolen hummer and a taco stand. Warrick gets a dead car show girl. Sara and Greg get a dead bodybuilder...
Brass travels to Hollywood, California to try to track down his estranged daughter's friend, meanwhile trying to rekindle some kind of relationship w...
Grissom and Sara investigate the murder of a mental-hospital patient and quickly narrow down the suspects to a handful of other patients and staff mem...
A man (Alan Rosenberg) whom Catherine flirted with at a bar reappears in her life as a suspect in a murder investigation.
Two amorous freshmen are found dead on a sleeping bag in a dorm room, and Sara and Greg run into one dead end after another as they try to determine w...
The CSI teams come together to save one of their own when they learn one team member has been kidnapped and buried alive, and now they must find him b...
The CSI teams come together to save one of their own when they learn one team member has been kidnapped and buried alive, and now they must find him b...
The two forensic teams come back together under the leadership of Grissom and Catherine just in time to tackle three separate investigations: a murder...
An up-and-coming movie star is found dead in his hotel room after a night of partying with his groupies.
The CSIs investigate a man's claim that his wife fell down a set of stairs in their home.
The CSIs come across an abandoned military compound being used by a small cult. The CSIs grow suspicious when they see that a mass suicide has taken p...
Nick takes the lead on a case where in the house a family of four, three pools of blood are found. Nick thinks that the little girl may still be alive...
A 28 year-old single mother is found dead. Initially, it's believed to be a suicide, but Catherine determines she was murdered. Also, Ecklie summons G...
The team must investigate the death of a police officer who died during a shootout leaving hundreds of bullets on the crime scene. The case becomes co...
The CSIs sift through the overwhelming evidence from a shootout with drug dealers in order to determine who is responsible for the death of a police o...
Catherine and Brass investigate the case in which a man is found dead in a dumpster. It soon turns out the man had a serious food problem. The trail o...
The CSI's are called out to investigate the disappearance of a boy whose father died four years ago. Soon a couple is arrested at a convenience store ...
The CSI team investigates the murder of a man suffering from a congenital hypertrichosis, causing him to grow excessive body hair. Elements of the ca...
The CSIs investigate the stabbing of a motocross racer who was about to leave town with a young woman he had been living with. Also, Nick comes close...
The CSIs crash an elegant party for the city's crème of the crème to discover who killed a young man. The case gets a bit more personal for Catherine...
The CSIs must investigate when a party girl is injured and killed in a traffic accident.
The CSIs investigate the gruesome murder of Lady Heather's estranged daughter, Zoe, who was found in the middle of the Vegas desert.
The investigation into a body found in a chimney leads the CSIs to re-open an investigation of an unsolved homicide of a female teenager named Carolin...
The CSIs become the focus of a reality TV series, which follows them while they investigate a serial rapist, who recently gained access to a woman's a...
When a student is arrested and tried for the murder of a popular high-school girl, the suspect's 12-year-old sister confesses to the crime. This resu...
The team investigates the death of a psychic who "saw" her own death while performing a reading for two other women. Greg reveals a family secret to ...
The CSI team is lead into the rap music world as they investigate the murders of three rival teen rappers.
A wealthy defense attorney is killed at her son’s wedding but Nick’s car, containing all the collected evidence is stolen and the case is compromised....
A high roller who spent the night with a woman he had just met is found dead on the loading dock of the casino where he was staying. The investigation...
A man accused of murdering his wife and co-workers leads the CSIs on a wild ride through a busy casino, eventually barricading himself and a hostage i...
In the season finale, the CSIs wait by the bedside of one of their own when he's shot in the line of duty. One CSI faces a hard choice by having the ...
In part one of this two-part seventh season opener Grissom and Catherine handle the case of a women's dead body found at Cirque du Soleil by a perform...
In the second part of this two-parter Grissom investigates the murder of an aging rockstar who is found dead in his kitchen with an exact replica of t...
Coming straight from the perspectives of five people: Donna, Rebecca, Jack, Lou and Ray. All with one thing in common. They’re all dead. Brass and Cat...
Three tourists are beat up, badly. One is dead, Alfonzo. Jessica is badly beaten but is still alive. Stanley, the last tourist is saved by Greg who en...
Grissom and Sara may be secret lovers, but they still find ways to surprise each other like when their religious beliefs surface when two nuns find a ...
Grissom attempts to get a confession from a neighborhood pedophile by having him help in locating two missing boys. The sex offender is the main susp...
While investigating an elderly woman's murder, Grissom receives a miniature crime scene replica; Greg attends a hearing to ascertain his culpability i...
Identical twins are found murdered on the same night. The CSI’s investigate the two separate murders only to find a twist in the investigation find t...
The Cadillac of an infamous 1970’s mob boss turns up in a lake, even though he disappeared years ago. A photo of current murder victims also turns up ...
Grissom investigates when a worker at a poultry processing plant is found dead in a stun bath used to electrocute chickens before they are slaughtered...
Catherine testifies in a murder trial in which a man is accused of murdering his own mother three years ago, but the suspect is found not guilty. Cath...
The team has a hard time trying to understand Michael who has become a team member since Grissom’s teaching hiatus. They investigate the murder of an...
At Keppler's request Catherine uses a different approach to catch the killer, and in doing so she deceives the rest of the CSI team. The team soon di...
Nick and Keppler investigate the bizarre world of the black market sales of body parts after they find a body that has been burned and the organs remo...
Grissom returns from his sabbatical; Keppler is put into a compromising position when the bodies of a Trenton police officer and a hooker are found in...
Once he unseals a package sent to him through the mail, Grissom is floored when he finds a miniature crime scene inside. The finding is entirely more ...
Grissom and his team are discouraged when they find a pool of blood as they begin investigating the disappearance of a high school basketball star and...
The terrified eyes and cryptic words of a murder victim haunt Sara while she processes the house where several showgirls were killed.
After a man is killed in his limousine, Greg finds that the murder victim has ties to the man he had to kill in self-defense. The team finds that the...
The CSI labrats take center stage to discuss the case of the Miniature Killer.
When a has-been boxer is killed, the CSIs must establish which of several life-threatening acts actually killed him.
Several suspects in a murder case are UFO-club members who believe shape-shifting aliens have been working to conquer the human race for centuries
Grissom investigates when a sadistic client tries to murder Lady Heather (Melinda Clarke), who makes the probe more difficult when she refuses to name...
As the CSI's continue their search for and discover the identity of the "Miniature Killer", Grissom and Sara's relationship gets exposed to the rest o...
With time, the weather, and the desert against them, the CSI team must work together to find Sara before she dies from the miniature killer's attack.
The CSI team investigates two unusual cases, one involving the suspicious death of a go-cart racer who took his hobby to the highway and paid the pric...
The team investigates a girl whose whole family had been killed and she is supposedly possessed by the devil.
Grissom investigates the mysterious hanging death of a young man whose body looks like that of a female.
Grissom and his team investigate when an actress is killed on the set of a horror porn film.
Grissom and the team join forces with Jack Malone, an FBI Agent from New York to track a serial killer. The crossover continues on Without A Trace S0...
Sara questions her future as a CSI when a past case comes back to haunt her, the 12 year old Hannah, who has to back up her brother one more time with...
Hodges stages hypothetical murders in the lab in order to give his fellow lab techs a chance to play CSI, but unbenownst to them he has other motives ...
The team investigates an underground mob. Warrick ends up becoming the prime suspect in a murder that's related to the mob, and his addiction to pill...
The world of illegal dog fighting is explored by Grissom and the rest of the team when they take on the case of a wealthy socialite who was murdered. ...
Two murders that happen during Las Vegas' annual bull riding rodeo are investigated by the CSIs, who find that the murders might be connected to illeg...
Grissom and his team battle the flu when they are called upon by D.D.A. Klein to investigate the deaths of several key witnesses for a grand jury case...
CSI investigates the death of a little girl whose identity remains unknown.
Brass, Catherine, Grissom and Nick work the case of a female victim found in an apartment building with a gun shot wound. Drops becomes a person of in...
A deer is illegally killed, and the person found with the body in the back of his truck apparently dressed it in a tutu. The man, who was completely d...
Grissom, Catherine, Nick, Greg and Brass are investigating the death of a well known TV star called Annabelle.
Catherine comforts Warrick when he is accused of murdering a famous Vegas gangster and even he is uncertain of his guilt or innocence.
After Warrick is shot in a Las Vegas alley, the CSI team comes together to deal with the aftermath.
A hypnotist bank robber becomes the prime suspect in a murder investigation.
After several victims are found dead while performing normal, everyday activities, the CSIs must find the reason as to why each of the victims remain ...
The team investigates the death of a woman who turns out to be the daughter of a wanted criminal.
Grissom asks Lady Heather for help when the team investigates a case connected to the world of domination.
The team has a hard time investigating a shooting in Koreatown when none of the witnesses will talk about the crime.
The murder of a mother and her child seems to be connected to a murder case from 12 years earlier.
A popular young singer is found dead outside an infamous Las Vegas nightclub, leading the CSI team to uncover a link between that crime and a murder 5...
When the team discovers a connection between a new murder and a serial killer, Grissom secretly joins the class of a criminal pathologist (Laurence Fi...
The CSI team is shocked and saddened when, after working with Dr. Raymond Langston (Fishburne) on the "Dick & Jane" murders, Grissom announces that hi...
The first day on the job for Dr. Langston turns from bad to worse when a simple burglary case quickly overlaps with a complicated arson and homicide c...
The detectives search for the murderer of FBI agent Billy Ray Jackson, only Billy Ray isn't really an FBI agent, and neither are his impressively capa...
Langston and Nick are called to investigate a murder at a fast food restaurant and have quite a task ahead of them when they discover that much of the...
While Langston testifies in the trial of a respected Congressman, new evidence sends the CSIs back to the lab to reopen the investigation.
The CSI are called to three different crime scenes in one night that are seemingly unrelated, but each case's forensic evidence reveals a common link
When the CSIs are called to a murder scene at a familiar motel, Nick is thrown for a loop as he pieces together three separate murder investigations t...
Langston and Riley are taken hostage during the aftermath of a shootout in an usually calm Las Vegas community.
Langston is shocked when his former student is found murdered and becomes the focus of a CSI investigation into the world of Mexican wrestling.
When a seasoned sky diver is paralyzed after free falling to earth when his parachute doesn't deploy, he turns out to be linked to the strange death-b...
When the producer of the reboot of a classic SF show is murdered at a Las Vegas science-fiction convention attended by both Hodges and Wendy (both, un...
Catherine revisits one of the very first cases she worked as a CSI when the convicted felon in the murder claims the verdict was based on faulty evide...
A series of indeterminate deaths test the deductive powers of the CSI team, who fear that a public health emergency may be in the offing. Meanwhile, a...
A band of vicious bikers is given the go-ahead to take down one of their own when it's discovered that the guy is an undercover cop.
A cache of missing chips from a closed down casino turn up in Vegas and a string of murders follow, leading Langston to use deadly force for the first...
A rising young star is killed in a wreck and her determined stalker claims credit, but the team finds out there's more to this tragedy than meets the ...
The son of a notorious killer is arrested on suspicion of murder, and the CSI team must overcome their natural prejudices against the boy's antecedent...
The team investigates the murder of Jason, a troubled computer geek working at a low-level casino support industry job who lures a colleague, Paulie, ...
When a policeman kills another officer, the CSIs must look to the evidence to determine if the shooting was premeditated or an accident.
After a beloved college football coach is found dead and his house drenched and spattered with his blood, the CSI team hunts for the killer who didn't...
When two seemingly different crimes turn out to be related, the CSIs discover they're interlocking parts of the same revenge plot.
The CSI team helps Ray Langston investigate a prostitution ring that may have harbored a hostage he has been looking for in Miami and New York. The c...
A bowling tournament is disrupted when an important piece of evidence is uncovered, leading the CSIs to investigate a murder at the same bowling alley...
When Nick, Greg and Hodges take Henry to celebrate his birthday at a biker bar, they uncover a double homicide and find several suspects still at the ...
The CSIs dig to find the truth about how a recent shootout at a gun store might connect to a young woman who may have committed suicide.
Two secretaries on holiday from Arizona attempt to steal a man's wallet and ATM pin number in a scam, and wind up dead in different locations. Meanwhi...
The CSI investigates the mystifying death of a former pro golfer whose allegiance to the game might have cost him everything.
The case of two high school students, one dead and one missing, lead the CSIs into the underbelly of streetcar racing and a tangled web of deadly comp...
When a band member of Rascal Flatts is electrocuted by his own guitar during a concert, the CSI team investigates if it was a case of foul play.
When a young boy is found murdered, the CSI team uncovers evidence that may link his death to an old case that recently resurfaced.
Catherine and Detective Vartann are thrown together in a hotel room for 24 hours as they stake out a duo making drugs in the room next door. Meanwhile...
When the CSI team investigates the brutal murder of a family, they trace the killer to the house next door, which might belong to the "Dr. Jekyll" ser...
When Hodges and Wendy take a group of high school CSI Explorer Scouts on a field trip, they embellish their role in solving cases and take their assig...
When a student is discovered murdered at Lindsey's school, the investigation takes a sharp turn when the CSIs uncover an unlikely connection between t...
A legendary comic from the good old days of Las Vegas is set to reunite with his partner on stage for one night only, until one half of the famous duo...
A mother thought to be grieving for the loss of her family three years ago becomes a suspect in a CSI investigation.
The CSI team must investigate one of their own when Langston is accused by a former colleague of being part of the Dr. Jekyll murders, on part one of ...
The CSI's lives are on the line as they close in on the elusive Dr. Jekyll, and more than one member of the team may not live to see his capture, on p...
The CSI team investigates a well-orchestrated bombing at the funeral of Officer Franklin Clark
The team investigates when a woman is attacked by a shark in the pool at a Las Vegas casino.
A vampire and werewolf convention becomes the center of a murder investigation.
The CSI team investigates a mad slasher who strikes without leaving a trace -- because he wears a form-fitting black latex suit that leaves not a mole...
The CSI team investigate a murder at the home of Marta, a "level 5 hoarder" whose home is stacked high with possessions and garbage--and more than one...
The CSI team investigate the murder of a man whose daughter was killed five years ago, and the bizarre death of a young man who appears to have been k...
When shredded remains of a man are discovered, evidence leads to multiple possible suspects.
The CSI's investigate a series of deaths related to an energy company's grotesque cover-up of tainted water.
The sky is falling or at least people are. The CSI's try to figure out if it was murder or sucide after a man is dead after falling from a hotel. Acro...
The CSIs set out to track down a pedophile suspected of murdering an FBI agent's wife and kidnapping his children.
The CSIs question the validity of an online picture depicting a murdered call girl until they find the same woman strangled to death in the dumpster t...
A body with unusual burn marks is discovered on the side of the road; Greg asks a teacher (Dita von Teese) out on a date.
Sara clashes with her mother-in-law and a woman from Gil's past.
The Crime Scene crew investigates the gruesome murder of a high-powered, widowed lawyer, while Ray faces that it is time to move on from his old life.
Jason McCann contacts Nick and says that he's in imminent danger. Langston has a courtroom war of nerves against serial killer Nate Haskell. A bomb te...
The team investigates two apparent corpses who aren't exactly dead at all.
While investigating the murder of a convicted ex-cop, the CSIs stumble upon a list in his prison cell with names of several individuals he believed mi...
A string of deaths, including a gamer found dead on his couch and a newly divorced man at the bottom of a pool, instigate a bet among the CSIs as to w...
Langston and Sara turn to Lady Heather for help in tracking down the culprit responsible for injuring a woman before she was seemingly mauled to death...
Following his escape, Nate Haskell, the notorious "Dick & Jane" killer, resurfaces when he e-mails a disturbing video to the father of one of his brid...
Langston becomes more determined than ever to track down Nate Haskell, the notorious "Dick & Jane" killer, after discovering that he's kidnapped his e...
After years of pursuit and a countless number of murders, Langston comes face-to-face with serial killer Nate Haskell inside the house where his killi...
After multiple attacks on a public tram, the team has just one witness and a lot of questions.
When three people confess to killing a family, the team must decide who is telling the truth.
During a date, Stokes discovers decomposing body parts in part of an art exhibit; D.B. Russell deals with a staff member confrontation.
The investigators attend the gala grand opening of a mob museum, only to witness an attempted hit on mob lawyer and former mayor Oscar Goodman.
The CSI unit investigates when Frank, an apparent murder victim, sits up and needs help but is he just another victim?
The murder of a popular sideshow performer sends the team behind the scenes at a carnival freak show.
The CSI crew is stumped when they discover a disembodied brain at a crime scene where all the other brains are accounted for.
Three new murders related to three unsolved (or incorrectly solved) crimes from the past come back to haunt the CSIs.
The murder of a retired Army Ranger brings the FBI in on the case, to Russell and Catherine's initial chagrin.
When a man's dead body turns up naked in the bed of Doc Robbins' wife, the detectives try to "just work the scene" without bringing their pre-judgment...
Catherine's friend Laura's mogul husband Mark has a lot to hide behind his successful international corporation, and he's hired a crack team of assass...
The CSI team says goodbye to Catherine Willows as she makes a life-changing decision.
When a woman is found dead and her hair is done up '70s style complete with vintage clothes, the CSI team discovers clues that point to a killer with ...
Russell seeks advice from a former colleague during an investigation into the death of a man's ex-girlfriend.
When a house is stolen completely off its foundation, the CSIs are on the case in search of answers. Meanwhile, new CSI Julie Finlay showcases her ski...
When a blackout cripples the city, the CSIs must revert to old-school methods to solve the case of a missing child.
When a photo of a dead college student starts trending on the Internet, the team steps in to investigate.
The team has few leads to go on when investigating a robbery-homicide at a themed wedding
When the CSI team is called in to investigate a man who is shot at point-blank range in a local casino, they shut down the entire building to find the...
When Stokes learns that a man he helped put in prison is going to have his conviction overturned, the CSI team needs to prove the killer is guilty aga...
When a bomb kills an off-road race truck driver mid-race, the CSI team is called on the scene to investigate why.
The investigation of a triple homicide leads to the discovery of corruption running rampant throughout the LVPD. The closer they get to the truth, the...
D.B. Russell leads the CSI team on a hunt to find his kidnapped granddaughter.
The CSIs arrive at their favorite diner only to discover a gruesome crime scene with eight dead victims and a lot of questions.
When a girl is shot and killed at a large rave in the desert, the CSI team has to search for clues, find her missing friend and bring the killer to ju...
When a famed music historian is murdered and left in a piano, it has an emotional effect on Sanders, who had a past with her.
When a K-9 is blamed for the death of his partner, the CSI team discovers there's more to the case. Meanwhile, Finlay and Morgan investigate the death...
Things get personal when D.B. Russell is drawn into the investigation of the death of his son's basketball coach.
The CSI team investigates the death of a reverend who was killed at the grave site of former CSI Warrick Brown.
When eight bodies are found in what appears to be a meteor site in the middle of the desert, CSI Finlay recognizes one of the casualties, prompting he...
The CSI team lends a hand to local law enforcement on the strip with several arrests until a John Doe is found in car. Also, things become personal fo...
When five people are killed in a small plane crash a mile off the Vegas strip, the CSI team is called to investigate. Also, Sara feels the strain of h...
The CSIs investigate the demise of a prominent news anchor during a live broadcast.
The CSIs need to ace the case involving a rising tennis star. Meanwhile, the CSIs are surprised to hear Hodges is engaged to an Italian bombshell.
When CSI Mac Taylor decides to surprise his girlfriend in Vegas, he discovers she’s missing and asks his friend D.B. Russell for help. The crossover ...
The CSIs investigate the demise of a famous Cuban singer’s sister who’s in town as part of a U.S. tour. Meanwhile, Hodges begins to get cold feet at t...
Sara is a lead suspect in an investigation after a brief encounter with another man in which she was the last person to see him alive. Also, her separ...
When several prominent poker players lose their lives, the CSI team is called to investigate before more victims surface.
At his wife's urging, David reluctantly attends his high school reunion -- which becomes a crime scene when the bitchy former high school queen is fou...
When the CSIs find a body near a forest reserve, they discover what might be a serial killer and his bizarre lair.
When the CSIs investigate a triple homicide, Russell has to find a way to connect with a 6-year-old girl who was the sole survivor and witness.
The CSI team investigates a popular spiritual retreat when a body is found floating in a mud bath. Meanwhile, Hodges questions his marriage plans to E...
The CSIs investigate the mysterious death of a ghost hunter and experiences déjà vu when the victim has eerie similarities to an old case.
The crime lab searches for a serial killer inspired by Dante's Inferno, and Brass's daughter may be one of the killer's next victims.
D.B. Russell leads the CSI team on a hunt to find Morgan and Ellie Brass following their kidnapping by a ritualistic killer.
The CSI team investigate a murder at a high stakes poker game.
The CSI team investigates a fire at a music venue that leaves four people dead, including two band members.
When contestants on a reality cooking show accidentally eat human flesh during a competition, the CSI team is brought in to investigate.
The team meets a blast from the past, with a chance to solve a cold case that has haunted the team for 14 years.
The CSI team investigates the death of a homeless man who had a huge winning streak at a small casino.
A body is discovered during torrential rain in Vegas; Sanders is accused of framing a man for murder seven years ago.
A dead man is found inside a human-size hamster ball; the team collaborates on a serial rapist investigation.
The CSI team is called in to investigate the stabbing of a couple found at a local motel that is reminiscent of two incidents that occurred in the sam...
A spa weekend for Sara, Finlay and Morgan turns into a murder investigation and missing persons case when Finlay disappears, as the CSI team must piec...
When a man is found murdered at an elaborate holiday party complete with real snow and live reindeer, the CSI team is brought in to investigate.
An inbound plane’s passengers become the victims of an onboard thief, but when one of the passengers is found dead, the petty crime turns into a murde...
The CSIs are shocked when they discover that a victim in a car crash is someone they are familiar with.
When a woman is found dead in Mexico and a murdered couple is discovered in a driveway, evidence from one investigation could help the other.
Greg and Nick investigate the death of a 16-year-old girl with ties to a brothel.
A murdered Elvis impersonator has a strange connection with a bird.
A murdered groupie and a missing prostitute both have connections to a mysterious band.
The team investigates when a whole family is reported to have been missing for a month.
When a teen opens fire in a police station, Russell is taken hostage.
As the CSIs hunt a cannibalistic killer, they realize there is more than one.
The team investigates the cyber-related murder of a prominent casino owner's wife and receive help from the FBI's Cyber Crime Division.
The CSIs investigate a crime that has ties to a 25-year-old mob heist; Brass is faced with a decision when his daughter tries to commit suicide.
Finlay must deal with a bomb planted in her car. Russell gets a call from someone claiming to be the Gig Harbor killer.
The CSI team investigates a robbery and fatal shooting at a medical marijuana shop.
Sara and Greg are quarantined after responding to a crime scene that’s contaminated with a deadly pathogen.
A chemistry teacher's science experiment goes horribly wrong.
Morgan, Sara and Fin try to relax at a forensics conference when a mass shooting occurs on site.
Frustration mounts for the CSI team as another victim surfaces who is linked to the Gig Harbor Killer.
The CSI team take a look into the death of a woman who has been drinking and taking drugs in a pool at a rehab facility.
The CSI team find themselves taking a look into the kinky world of “rubber dolls” as they investigate the murder of a man stabbed in an alley.
The CSI team investigates a murder at Clark County jail after an inmate stumbles upon a body while running away from officers.
The CSI team investigates the bizarre death of a man who was killed not once, but twice.
The CSIs' investigation of the victim of an apparent hit and run leads them into the world of aeronautics.
The CSI team reopens a 10-year-old murder/suicide case when the sole survivor claims her accused father was innocent.
The CSI team continues their investigation into the kidnappings and murders of young women when they learn their main suspect, Jared Briscoe, is relea...
The CSI team investigates a homicide at a convention for people who collect macabre murder memorabilia.
The CSI team investigates the murder of a young victim dressed as a superhero.
The CSI team investigates a death involving a vintage Rolls Royce and a chrome-covered victim.
The CSI team investigates a murder with ties to two teenaged kidnapped girls.
The CSI unit faces the final showdown with the Gig Harbor killer whose motives are finally revealed. Meanwhile, Nick Stokes makes a decision that will...
Grissom and Willows return to help the CSI team solve a catastrophic case that paralyzes all of Las Vegas.
