| The Assassin's Apprentice: Silbadores of the Canary Islands (2023) Roy |
| Ratchet and Clank: Life of Pie (2021) Dr. Nefarious (voice) |
| Unbelievable!!!!! (2020) Male Moesha |
| That Guy... Who Was In That Thing 3: Trek Stars (2019) Self |
| The Circuit (2019) |
| What We Left Behind: Looking Back at Star Trek: Deep Space Nine (2018) Self |
| Wedding Swingers (2018) Dr. Hans Meeker |
| Golden Boy (2018) Cagan |
| 5th Passenger (2018) Myers |
| Followed Back (2017) Dr. Lane |
| Diani and Devine Meet the Apocalypse (2016) Thomas |
| 50 Years of Star Trek (2016) Self |
| Ratchet & Clank (2016) Dr. Nefarious (voice) |
| The Sublime and Beautiful (2014) |
| DC Nation - Tales of Metropolis - "Bizarro" (2013) Brainiac (voice) |
| Dropping Evil (2012) CEO / 'Boss Man' |
| For Christ's Sake (2011) The Pope |
| Atlas Shrugged: Part I (2011) Dr. Potter |
| Bionicle: The Legend Reborn (2009) Raanu (voice) |
| Fanboys (2009) Anteaus (archive footage) (uncredited) |
| Underfist - Halloween Bash (2008) General Skarr / Candy Skeleton / Rat / Creepy Gnome (voice) |
| Insanitarium (2008) Hawthorne |
| Billy & Mandy: Wrath of the Spider Queen (2007) General Skarr (voice) |
| Star Trek: Beyond the Final Frontier (2007) Self |
| Billy & Mandy's Big Boogey Adventure (2007) General Skarr / Pirate #7 (voice) |
| Dead and Deader (2006) Coroner Flutie |
| What the Bleep! Down the Rabbit Hole (2006) Old Man |
| Meet The Santas (2005) Ernest |
| Billy and Mandy Save Christmas (2005) General Skarr (voice) |
| The Works (2005) Gerald |
| What the #$*! Do We (K)now!? (2004) Older Man (in subway) |
| Single Santa Seeks Mrs. Claus (2004) Ernest |
| Just Ask My Children (2001) Prison Psychiatrist |
| Evil Con Carne (2001) General Skarr/Stomach (voice) |
| Breathing Hard (2001) Conrad |
| The Auteur Theory (1999) Detective Blank |
| The Lost World (1998) Professor George Edward Challenger |
| Snide and Prejudice (1997) Eckart |
| The Making of Star Trek Deep Space Nine Trials And Tribble-ations (1996) Self |
| Eye for an Eye (1996) Judge Arthur Younger |
| Star Trek: Deep Space Nine - The Way of the Warrior (1995) Quark |
| Dream Man (1995) Staatsanwalt Van Horn |
| Journey's End - The Saga of Star Trek: The Next Generation (1994) Self |
| Slaughter of the Innocents (1993) Dr. Mort Seger |
| Star Trek: Deep Space Nine - Behind the Scenes (1993) Himself |
| Star Trek: Deep Space Nine - Emissary (1993) Quark |
| Death Warrant (1990) Dr. Gottesman |
| Miracle Landing (1990) Rick, Maui Tower Operator |
| Big Man on Campus (1989) Dr. Oberlander |
| Arena (1989) Weezil |
| She Knows Too Much (1989) Plahte |
| Tricks of the Trade (1988) Criminal |
| Dangerous Curves (1988) Boggs |
| The Verne Miller Story (1988) Mortician |
| Like Father Like Son (1987) Trigger's Dad |
| Blind Date (1987) French Waiter |
| The Hitcher (1986) Interrogation Sergeant |
| Stoogemania (1986) Larry II |
| Stardust Memories (1980) Eulogy Audience |
| Women at West Point (1979) Maj. Logan |
| Holograms All the Way Down Quark |