Scare Smallville : Season 4 Episode 10
TV-PG The CW 1h 00m int(0)
Aired: December 1st, 2004 @ 8:00 PM EST on The CW
A Luthorcorp experiment is released into the atmosphere - a toxin that causes its victims to hallucinate their worst fear. Chloe, Clark, Lana, and Jason all fall fictim to the toxin, and Lex, desperate to find a cure, takes a dangerous antidote. Meanwhile, Lionel is released from prison and his conviction overturned thanks to a mysterious benefactor.