Fan Casting Gregg Sulkin as Zack Johnson. in The Big Bang Theory.
whatsthatthing made this fan casting suggestion on January 23, 2022. What do you think?See below to cast your vote, or click here to see all fan casting suggestions for this role.
Gregg Sulkin
32 years old
Gregg Sulkin is an English actor. He is best known for starring as Liam Booker on MTV's teen comedy series Faking It and as Chase Stein on the web television series Marvel's Runaways .
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