From Evan Peters to Amber Heard, Here Are Some of the Biggest Stars to Appear on "Criminal Minds"

During the 10th episode of season one, "The Popular Kids," Paul played Mike Zizzo, the founder of a Satanic teenage group called the "Lords of Destruction," who is on the BAU's radar as a suspect in a string of murders. His guest appearance was long before Paul would portray his career-defining role of Jesse Pinkman on the acclaimed drama "Breaking Bad."