Brian Thomas Smith
Brian Thomas Smith (born May 13, 1977) is an American actor and comedian known for playing the dim-witted but kind-hearted Zack Johnson in The Big Bang Theory for nine seasons. He has also made other TV appearances on Fear Factor, Two and a Half Men, Happy Endings, The Neighborhood, 9-1-1: Lone Star, and United States of Al. On the big screen, Smith starred opposite Al Pacino and Annette Bening in Dan Fogelman's directoral debut film, Danny Collins. Other films Smith has starred in include Lethal Seduction, Babysplitters, The Wedding Party, and Concrete Blondes.
Acted in
Bad Monkey
2024
as Brennan
Holiday Twist
2023
as Boogie
For When You Get Lost
2023
as Jack
The Really Loud House
2022
as Mr. Bolhofner
Babysplitters
2019
as Dr. Palmer
The Neighborhood
2018
as Ed
Big Muddy
2017
as Bo Bartlett
The Wedding Party
2016
as Colt
Danny Collins
2015
as Judd
Concrete Blondes
2013
Happy Endings
2011
as Nick
A Good Knight's Quest
2010
as Agent One
The Big Bang Theory
2007
as Zack Johnson
NCIS
2003
as Larry
Two and a Half Men
2003
as Emmett
E!'s 101
2003
as Self
Fear Factor
2001