| Year | Title | Role | Notes |
| 1999 | G vs. E | | Episode: "Cougar Pines" |
| 1999–2000 | Freaks and Geeks | Bill Haverchuck | 18 episodes |
| 2000 | Normal, Ohio | Howie the Electronics Store Manager | Episode: "Working Girl" |
| 2001 | Ed | Clark Salinger | Episode: "Exceptions" |
| 2001 | Mysterious Ways | Dwayne Banbury | Episode: "One of Us" |
| 2001–2002 | Roswell | Monk Pyle | 3 episodes |
| 2002 | Undeclared | Theo | Episode: "The Perfect Date" |
| 2002 | Providence | | Episode: "Truth and Consequences" |
| 2003 | King of the Hill | Andrew/Tommy (voice) | Episode: "I Never Promised You an Organic Garden" |
| 2005 | Revelations | Rubio | 5 episodes |
| 2005 | How I Met Your Mother | Kevin | Episode: "The Duel" |
| 2006 | Clark and Michael | Burger Stand Employee | 1 episode |
| 2007 | Wainy Days | Sketchy Laborer | Episode: "Tough Guy" |
| 2009–2010,2023 | Party Down | Roman DeBeers | 26 episodes |
| 2010–2016 | Hawaii Five-0 | Adam 'Toast' Charles | 4 episodes |
| 2010 | The League | Stu "Box of Frogs" Pompeu | Episode: "High School Reunion" |
| 2011 | Mad Love | Clyde | Episodes: "Friends and Other Obstacles", "Baby, You Can Drive My Car" |
| 2011 | Community | Professor Cligoris | Episode: "Geography of Global Conflict" |
| 2011 | Childrens Hospital | Roman DeBeers | Episode: "Party Down" |
| 2011–2013 | NTSF:SD:SUV:: | Sam | 31 episodes |
| 2012 | Parks and Recreation | Kevin | Episode: "Operation Ann" |
| 2012 | New Girl | Dirk | Episode: "Fancyman: Part 2" |
| 2012 | Christine | Oz | 2 episodes |
| 2013 | The Aquabats! Super Show! | Shred Center M.C. | Episode: "The AntiBats!" |
| 2013 | Franklin & Bash | Wendell Singletary | Episode: "By the Numbers" |
| 2013 | Burning Love | Leo | 11 episodes |
| 2013–2019 | Drunk History | Various | 5 episodes |
| 2014 | The Goldbergs | Andre | Episode: "The Other Smother" |
| 2014–2019 | Silicon Valley | Bertram Gilfoyle | 53 episodes |
| 2014 | Newsreaders | Philip Baker | Episode: "America's Unknown President; Reporter on House Arrest" |
| 2015 | Married | Judah | Episode: "Murder!" |
| 2015 | Kirby Buckets | The Claude | Episode: "Failure to Launch" |
| 2015–2019 | Life in Pieces | Oscar | 5 episodes |
| 2017 | Bill Nye Saves the World | Doug the Caveman | Episode: "This Diet is Bananas" |
| 2017 | Future Man | Lyle Karofsky | Episode: "A Fuel's Errand" |
| 2018 | Robot Chicken | Various voices | Episode: "Factory Where Nuts Are Handled" |
| 2019 | Game of Thrones | Ironborn soldier | Episode: "Winterfell"Cameo |
| 2019 | Schooled | Andre | Episode: "The Pokémon Society" |
| 2019–2020 | Tacoma FD | Tothar | 2 episodes |
| 2022 | Beavis and Butt-Head | Man (voice) | Episode: "Roof/River" |
| 2022–present | Tulsa King | Lawrence "Bodhi" Geigerman | Main role |
| 2022 | Guillermo del Toro's Cabinet of Curiosities | Keith | Episode: "The Outside" |
| 2023 | Hailey's On It! | Cody (voice) | Episode: "Escape Doom" |
| 2023 | Vivant | Sam | Japanese TV series |
| 2025 | Sausage Party: Foodtopia | Sherman | Voice, main role |
