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Brian Thomas Smith is an American actor and comedian known for playing the dim-witted but kind-hearted Zack Johnson on The Big Bang Theory, and his appearances on Fear Factor and The Amazing Race Season 7. He has also made guest appearances on Two and a Half Men and The 100 Greatest TV Quotes & Catchphrases.
Born
Friday, 13 May 1977
Actor Filmography
| Title | Character | Year |
|---|
| Holiday Twist | Boogie | 2023 |
| The Really Loud House | Mr. Bolhofner | 2022 |
| United States of Al | Freddy | 2021 |
| Babysplitters | Dr. Palmer | 2020 |
| 9-1-1: Lone Star | Andrew Reynolds | 2020 |
| The Neighborhood | Ed | 2018 |
| The Wedding Party | Colt | 2017 |
| Lethal Seduction | Randy | 2015 |
| Hollywood Adventures | Dougie | 2015 |
| Danny Collins | Judd / Busy Work | 2015 |
Actor Filmography
| Title | Character | Year |
|---|
| Holiday Twist | Boogie | 2023 |
| The Really Loud House | Mr. Bolhofner | 2022 |
| United States of Al | Freddy | 2021 |
| Babysplitters | Dr. Palmer | 2020 |
| 9-1-1: Lone Star | Andrew Reynolds | 2020 |
| The Neighborhood | Ed | 2018 |
| The Wedding Party | Colt | 2017 |
| Lethal Seduction | Randy | 2015 |
| Hollywood Adventures | Dougie | 2015 |
| Danny Collins | Judd / Busy Work | 2015 |
| Americons | Ryan Kingman | 2015 |
| CoffeeHouse | Phillip Easton | 2014 |
| #AwkwardMornings | (as Brian Smith) | 2014 |
| The PET Squad Files | Henchman 1 / Henchman 2 | 2013 |
| Concrete Blondes | Karl | 2013 |
| Lucy in the Sky with Diamond | Brian | 2012 |
| The Flip Side | (as Brian Smith) | 2012 |
| Suit Up | Bjorn Hansen | 2012 |
| TMI Hollywood | Various-Host | 2012 |
| Wolfpack of Reseda | Vance | 2012 |
| Happy Endings | Nick | 2011 |
| Casual: The Series | Guy / (as Brian Smith) | 2010 |
| The Indies | Sean | 2010 |
| All American Zombie Drugs | Bobby | 2010 |
| A Good Knight's Quest | Agent One | 2010 |
| The Playboy Morning Show | Self | 2010 |
| The Big Bang Theory | Zack Johnson | 2007 |
| The 100 Greatest TV Quotes & Catchphrases | Self | 2006 |
| Two and a Half Men | Emmett | 2003 |
| NCIS | Larry | 2003 |
| The Amazing Race | Self - Contestant | 2001 |
| Fear Factor | Self - contestant | 2001 |
Producer Filmography
| Title | Year |
|---|
| #AwkwardMornings | 2014 |
| The Flip Side | 2012 |
| The Indies | 2010 |
