Born in Fresno, California, but moved around several times as a kid, living in Arizona, New Mexico and Texas. Poulson went Tascosa High School in Amarillo, Texas and to the University of Texas at Austin, where he received degrees in Radio-Television-Film and English. After graduating, Keith was hired on by the Austin Film Society, a non-profit founded by Richard Linklater.
2025PavementsMovieas DJ Preston2025EephusMovieas Derek DiCapua2024Between the TemplesMovieas Bartender2024The Feeling That the Time for Doing Something Has PassedMovieas Simon
2024Fire BurningMovieas Sheriff Dean2023The Sweet EastMovieas Keith · BTS Videographer
2023What Doesn't FloatMovie
2022GhostwrittenMovieas Ghost hunter
2022Metal Myths: Ghost Pt. 2Movieas L.H. Kernson
2021Project Space 13Movieas Nate2021PVT ChatMovieas Duke
2020We AreMovieas Doug
2020Victor in ParadiseMovieas Crook2020I Blame SocietyMovieas Keith2019Chained for LifeMovieas An Asshole
2019The KnotMovie
2019BenniferMovieas Jed
2019Lost HolidayMovieas Sam2019Her SmellMovieas Keith the Engineer
2019Frances FergusonMovieas Nick
2019Jobe'z WorldMovieas Frank
2018The Great PretenderMovieas Chris
2018Notes on an AppearanceMovieas Todd2018Golden ExitsMovieas Peter
2017Cheer Up BabyMovie
2017Thirst StreetMovieas Karaoke Keith (uncredited)
2017Snowy Bing Bongs Across the North Star Combat ZoneMovieas Producer2016Little SisterMovieas Jacob Lunsford2016My Entire High School Sinking Into the SeaMovieas Senior Craig (voice)
2016Hermia & HelenaMovieas Lukas
2016Dramatic RelationshipsMovie
2016DogwalkerMovie2016Mercury PlainsMovieas Naylor
2015Stinking HeavenMovieas Jim2015Lace CraterMovieas Keith2015Queen of EarthMovieas Keith
2015Bad at DancingMovieas Matt2014Listen Up PhilipMovieas Josh2014Summer of BloodMovieas College Dropout
2014Intimate SemaphoresMovieas Clark
2014Wild CanariesMovieas Man on Cellphone2014Mozart in the JungleTV showas Derrick · 1 episodes
2013HellawareMovieas Nate
2013Red FlagMovieas Phil2013Somebody Up There Likes MeMovieas Max2012The Color WheelMovieas Norton's Sidekick
2010Harmony and MeMovieas Wes
2008RSO [Registered Sex Offender]Movieas Younger Brother2003The Life of David GaleMovieas College Student / Activist (uncredited)
—Bubblegum and the Texas Belt BuckleMovieas Nice Cop