Things You Didn't Know About The Big Bang Theory

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Simon Helberg (Howard) costarred in the brilliant but short-lived Aaron Sorkin ("The Social Network," "The West Wing") TV drama "Studio 60 on the Sunset Strip" with Matthew Perry ("Friends"), Bradley Whitford ("The Good Guys") and Amanda Peet ("2012").

Helberg played Alex Dwyer, one of the actors on an "SNL" type sketch comedy show, whose repertoire included a Tom Cruise impression.