The Bubbler kidnaps the Shah of Shish-Ka-Bob and it's up to the Impossibles to rescue him.
Dr. Shock uses his Master Mix Monster Machine to turn his assistant Igor into an electricity-absorbing monster.
The Paper Doll Man steals a top secret plan and is out to steal the second part.
Professor Conroy and Buzz unveil the blueprints for the Spy Detector XK-00-7 at a Maximum Security Building. Unfortunately, the blueprints are targete...
The Burrower uses his burrowing machine to steal half a million dollars from the bank and dig ten miles down to his lair.
Upon an encounter with Buzz at the wax museum, Mr. Menace uses his monsters Godzonka, Gorillis and Cyclaws in an attack upon San Francisco.
Timeatron uses his time cabinet to bring villains from the past to pillage for him.
Smogula freezes the Impossibles and seals them within a cave, so they will not interfere with his plans to conquer Empire City.
A giant alien brain arrives on Earth and captures Buzz and Frankenstein Jr.
The Speck uses a formula to shrink himself in order to photograph top secret plans.
To get the Impossibles out of the way, Fero uses his fiddle to transport them to different planets.
A giant alien brain arrives on Earth and captures Buzz and Frankenstein Jr.
Mother Gruesome invents a machine that brings villainous storybook characters out of their stories to help her with her crimes.
The alien Zargon unleashes his warrior Destructo to conquer Earth.
The Dauber uses a special brush where anything he paints becomes real.
Aquator has stolen a secret formula from a scientist who is friends with Big D and shrinks himself to microscopic size in order to get all the microsc...
Plant Man thaws the last three prehistoric plants (the Carnivorous Chewer, the Creeping Crusher and the Fire-Breathing Snapdragon) from a glacier and ...
Professor Stretch causes havoc with his elastic abilities.
The Mad Inventor has invented the Double Identity Duplicator Projector to create living images he can control.
The Junk Man creates the Colossal Junk Monster in a plot to eliminate Frankenstein Jr.
Buzz and Frankenstein Jr. guard the Navy's new Hydrotomic Submarine to prevent Dr. Hook and his aquatic monsters from stealing it.
Zorbo the Great creates a genie and plans to use its three wishes in order to defeat Frankenstein Jr. and conquer the world.
The Inflator creates giant balloon monsters to help him commit crimes.
The Diamond Dazzler steals a precious diamond in order to awaken the genie within.
Birdman and his robotic birds Vulturo, Rodantus, and King Condor abduct two astronauts and hold them for a ransom of $1,000,000.
A witch named Cronella Critch robs a charity for orphans party.
Sertano the Satellite King, an alien from Galaxy X, uses a gravity ray in order to get Earth to surrender. Buzz and Frankenstein Jr. must defeat Serta...
Professor Stretch returns and creates a rubber monster to help him.
To perform a crime wave in London, Baron Von Ghoul creates robotic versions of the horror movie monsters the Electroflying Firefly, the Menacing Mummy...
The Ringmaster puts on a circus and robs from those who attend.
Billy the Kidder is a cowboy who rides a robotic horse and plans to rob the U.S. Mint.
The Mad Inventor has invented the Monstermobile and uses its many gadgets to commit crimes.
Dr. Futuro comes from the 40th century to the twentieth century to steal a million dollar gold brick.
Mr. Menace uses his putty monster to steal a $1,000,000 coin collection and even kidnaps Buzz. It is up to Frankenstein Jr. to rescue Buzz and defeat ...
Mr. Instant uses his insta-gun that can make anything in an instant.
Dr. Spectro creates three giant ghoulish ghosts in order to take over Penciltrainia.
Mr. Ice and his henchman Freezer Freezer freeze the city in order to take it over.
