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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, and 9-1-1: Lone Star. 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.
Smith has a younger brother, Greg, who participated with him on The Amazing Race 7.
Smith has appeared in over 100 commercials including Miller Lite, Pizza Hut, Burger King, State Farm, Lopez Tonight, Chevrolet, Carl's Jr., Coors Light, Budweiser, Taco Bell, DirecTV, Pop Chips, Buffalo Wild Wings, Honda, Applebee's, DairyQueen, Audi, and Progressive Insurance.
In 2005, Smith appeared on the reality television competition series The Amazing Race 7 with his brother, Greg. The two were involved in a car accident during the sixth leg that injured their cameraman. They were then eliminated on the subsequent leg during the sixth episode and placed sixth overall.
In 2006, Smith was cast as the lead in Dan Fogelman's half hour comedy pilot The 12th Man.
In 2010, Smith joined the cast of comedy series The Big Bang Theory in a recurring role portraying the ex-boyfriend of Penny, Zack Johnson. He continued to recur on the show until its 12th and final season in 2019.
|2006||The 12th Man||Adam Rump||TV movie|
|2008||No Place Like Home||Matt||Short|
|2010||All American Zombie Drugs||Bobby|
|2012||Lucy in the Sky with Diamond||Brian||Short|
|2015||Lethal Seduction||Randy||TV movie|
|Danny Collins||Judd/Busy Work|
|2006||Two and a Half Men||Emmett||1 episode|
|2010||A Good Knight's Quest||Agent One||8 episodes|
|The Indies||Sean||2 episodes|
|2010–19||The Big Bang Theory||Zack Johnson||Recurring role, 11 episodes|
|2010–11||Casual: The Series||Guy||Season 1–3 (series regular; 17 episodes)|
|2012||Happy Endings||Nick||"Party of Six"|
|Wolfpack of Reseda||Vance||Season 1 (series regular; 5 episodes)|
|Suit Up||Bjorn Hansen||Recurring role, 4 episodes|
|2019||The Neighborhood||Ed||Episode: "Welcome to the Bully"|
|2020||9-1-1: Lone Star||Andrew Reynolds||Episode: "Awakening"|
- "Lunch Break: "Banned" Jennifer Aniston Heineken ad". June 9, 2010. Archived from the original on December 2, 2018. Retrieved June 4, 2018.
- "Doug's Brush With Fame: Brian Thomas Smith". July 25, 2012. Retrieved June 4, 2018.