Chloe begins to notice that Clark's not acting like himself. Bizarro enlists the help of Brainiac.
Tom Welling
Clark Kent
Erica Durance
Lois Lane
Kristin Kreuk
Lana Lang
Michael Rosenbaum
Lex Luthor
Allison Mack
Chloe Sullivan
John Glover
Lionel Luthor
Laura Vandervoort
Kara Kent
Aaron Ashmore
Jimmy Olsen
Marc McClure
Dax-Ur
Michael Cassidy
Grant Gabriel
James Marsters
Milton Fine
Terence Stamp
Jor-El (voice)
Howard Siegel
Homeless Man
Connor Christopher Levins
Max
Sharlene Martin
Grace
Tyler Hazelwood
Mugger
