Brian Thomas Smith – Zack Johnson
Brian Thomas hails from St. Louis, Missouri, and is an actor and producer. In addition to his role on The Big Bang Theory as Zack Johnson, he has also done major works for films such as The Wedding Party and Danny Collins. Thomas Smith is also a member of the funny comedy group The Exploding Pajamas and has a net worth of over $1 million.
Brian Thomas Smith Zack Johnson
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