In Big Bang Theory Series :
In real life:
Kevin Sussman, born December 4, 1970 on Staten Island, in New York City, is an American actor, mainly known for the character of Stuart Bloom, which he plays in the American series The Big Bang Theory, and Walter in Ugly Betty.

Kevin Sussman, whose two parents are teachers, is the youngest of four children. He grew up on Staten Island.
Age : old.
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