| movie | Electric Boogaloo: The Wild, Untold Story of Cannon Films (2014)As Big Bad Joe Hopkins (archive footage) (uncredited) | (Not seen) |
| tv | The Moon Embracing the Sun (2012) (AKA "해를 품은 달")As Adolph Zitz | (Not seen) |
| tv | Robot Chicken (2005)As Victor Prinzim / Don DeLuise (voice)(2 episodes) | (Not seen) |
| movie | Lion of Oz (2000)As Oscar Diggs (voice) | (Not seen) |
| movie | Baby Geniuses (1999)As Lenny | (Not seen) |
| tv | The Wild Thornberrys (1998)As Baby Condor (voice)(1 episode) | (Not seen) |
| tv | Cow and Chicken (1997)(2 episodes) | (Not seen) |
| tv | Sabrina, the Teenage Witch (1996)As Mortimer(1 episode) | (Not seen) |
| tv | 3rd Rock from the Sun (1996)As Mr. Polone(1 episode) | (Not seen) |
| tv | Dexter's Laboratory (1996)As Koosalagoopagoop (voice)(4 episodes) | (Not seen) |
| movie | All Dogs Go to Heaven 2 (1996)As Itchy Itchiford (voice) | (Not seen) |
| movie | Don't Drink the Water (1994)As Father Drobney | (Not seen) |
| movie | The Silence of the Hams (1994)As Dr. Animal Cannibal Pizza | (Not seen) |
| movie | Robin Hood: Men in Tights (1993)As Don Giovanni | (Not seen) |
| tv | Rugrats (1991)As Director (voice)(1 episode) | (Not seen) |
| movie | An American Tail: Fievel Goes West (1991) (AKA "An American Tail II")As Tiger (voice) | (Not seen) |
| tv | Beverly Hills, 90210 (1990)As Magic Morton(1 episode) | (Not seen) |
| movie | Loose Cannons (1990)As Harry 'The Hippo' Gutterman | (Not seen) |
| movie | Happily Ever After (1989)As The Looking Glass (voice) | (Not seen) |
| movie | All Dogs Go to Heaven (1989)As Itchy Itchiford (voice) | (Not seen) |
| movie | Oliver & Company (1988)As Fagin (voice) | (Not seen) |
| tv | Married... with Children (1987)As Floyd the Dog (voice)(1 episode) | (Not seen) |
| movie | Spaceballs (1987) (AKA "Planet Moron")As Pizza the Hutt (voice) | (Not seen) |
| movie | Haunted Honeymoon (1986)As Aunt Kate Abbot | (Not seen) |
| movie | An American Tail (1986)As Tiger (voice) | (Not seen) |
| movie | Johnny Dangerously (1984)As The Pope | (Not seen) |
| movie | Cannonball Run II (1984)As Victor Prinzim | (Not seen) |
| movie | The Best Little Whorehouse in Texas (1982) (AKA "The Best Little Cathouse in Texas")As Melvin | (Not seen) |
| movie | The Secret of NIMH (1982)As Jeremy (voice) | (Not seen) |
| movie | The Cannonball Run (1981)As Victor Prinzim / Captain Chaos | (Not seen) |
| movie | History of the World: Part I (1981) (AKA "Mel Brooks' History of the World: Part 1")As Emperor Nero | (Not seen) |
| movie | Smokey and the Bandit II (1980) (AKA "Smokey and the Bandit Ride Again")As Doc | (Not seen) |
| movie | The Muppet Movie (1979)As Bernie the Agent | (Not seen) |
| movie | The End (1978)As Marlon Borunki | (Not seen) |
| movie | Silent Movie (1976)As Dom Bell | (Not seen) |
| movie | The Adventure of Sherlock Holmes' Smarter Brother (1975) (AKA "Sherlock Holmes' Smarter Brother")As Eduardo Gambetti | (Not seen) |
| movie | Blazing Saddles (1974) (AKA "Black Bart")As Buddy Bizarre | (Not seen) |
| movie | The Twelve Chairs (1970)As Father Fyodor | (Not seen) |
| movie | The Glass Bottom Boat (1966)As Julius Pritter | (Not seen) |
| movie | Fail Safe (1964)As TSgt. Collins | (Not seen) |