| 2009 | Silent Laughter: The Reel Inspirations of 'Silent Movie' | Self |
| 2009 | Hitchcock and Mel: Spoofing the Master of Suspense | Self |
| 2008 | Spaceballs: The Animated Series (serie) | Pizza the Hutt (voice) |
| 2006 | Legends (serie) | Self |
| 2006 | The Best of Carson, Volume 1 | — |
| 2005 | Robot Chicken (serie) | — |
| 2004 | Father of the Pride (serie) | Duke (voice) |
| 2004 | Living in TV Land (serie) | — |
| 2004 | Girl Play | Gabriel |
| 2003 | Duck Dodgers (serie) | Roy Serpenti (voice) |
| 2002 | Pet Star (serie) | Self - Judge |
| 2001 | Emeril (serie) | — |
| 2001 | Back in the Saddle | Self (archive footage) |
| 2000 | The Brainiacs.com | Ivan Lucre |
| 2000 | Lion of Oz | Oscar Diggs (voice) |
| 1999 | Unos peques geniales | Lenny |
| 1999 | My X-Girlfriend's Wedding Reception | Father O'Rdeal |
| 1998 | Nimh, el ratoncito valiente (Nimh 2) | Jeremy (voice) |
| 1998 | Todos los perros van al cielo: Un cuento de Navidad | Itchy Itchiford (voice) |
| 1998 | Fievel en Manhattan | Tiger (voice) |
| 1998 | The Godson (El ahijado) | The Oddfather |
| 1998 | Los Thornberrys (serie) | Baby Condor (voice) |
| 1998 | The Charlie Horse Music Pizza (serie) | Cookie the Cook |
| 1997 | Police Academy: The Series (serie) | Zeus |
| 1997 | Vaca y Pollo (serie) | — |
| 1997 | Stargate SG-1 (serie) | Urgo/Togar |
| 1997 | Soy Comadreja (serie) | Mayor / Frenchman #3 / Neighbor #2 (voice) |
| 1997 | Killer per caso | Il giudice |
| 1996 | Todos los perros van al cielo: La Serie (serie) | Itchy Itchiford (voice) |
| 1996 | The Rosie O'Donnell Show (serie) | Invitado especial |
| 1996 | El laboratorio de Dexter (serie) | Koosalagoopagoop (voice) |
| 1996 | Shari's Passover Surprise | Dom |
| 1996 | Todos los perros van al cielo 2 | Itchy Itchiford (voice) |
| 1996 | Cosas De Marcianos (serie) | Mr. Polone |
| 1995 | The Naked Truth (serie) | — |
| 1995 | The Tin Soldier | Mr. Fallon |
| 1995 | Cybill (serie) | — |
| 1994 | El jardín mágico de Stanley | Stanley (voice) |
| 1994 | El Autobús Mágico (serie) | Baker |
| 1994 | Mae West and the Men Who Knew Her | Self - Host |
| 1994 | El silencio de los borregos | Dr. Animal Cannibal Pizza |
| 1994 | Duckman (serie) | — |
| 1994 | Burke's Law (serie) | Vinnie Piatte |
| 1993 | Diagnóstico: Asesinato (serie) | Buddy Blake |
| 1993 | SeaQuest DSV (serie) | Nick Piccolo |
| 1993 | The Skateboard Kid | Rip (voice) |
| 1992 | Mickey's Audition | Sound Man |
| 1992 | Fievel's American Tails (serie) | Tiger (voice) |
| 1992 | Almost Pregnant | Dr. Beckhard |
| 1992 | Mi amigo Munchie | Munchie (voice) |
| 1992 | Die Abenteuer von Pico und Columbus | Christopher Columbus (voice) |
| 1992 | Laurel and Hardy: A Tribute to the Boys | Himself - Host / Narrator |
| 1991 | Timmy's Gift: A Precious Moments Christmas | Nicodemus (voice) |
| 1991 | Fievel va al Oeste | Tiger (voice) |
| 1991 | Rugrats: Aventuras en pañales (serie) | Director (voice) |
| 1991 | El Show de Ren y Stimpy (serie) | The Big Kahuna (voice) |
| 1991 | Los locos de la carretera | Mr. B |
| 1990 | Beverly Hills, 90210 (serie) | — |
| 1990 | Wake, Rattle, and Roll (serie) | Lippy the Lion & Hardy Har Har |
| 1990 | Un tiro por la culata | Harry 'The Hippo' Gutterman |
| 1989 | Todos los perros van al cielo | Itchy Itchiford (voice) |
| 1989 | Blancanieves y el castillo encantado | The Looking Glass (voice) |
| 1989 | B.L. Stryker (serie) | — |
| 1988 | Oliver y su pandilla | Fagin (voice) |
| 1988 | LIVE with Kelly and Mark (serie) | — |
| 1987 | Un tassinaro a New York | Capitano T. Favretto |
| 1987 | Going Bananas | Big Bad Joe Hopkins |
| 1987 | 21 Jump Street (serie) | Uncle Nick |
| 1987 | Matrimonio Con Hijos (serie) | Floyd the Dog (voice) |
| 1986 | Terrorífica luna de miel | Aunt Kate Abbot |
| 1985 | Cuentos asombrosos (serie) | Guilt |
| 1984 | Johnny peligroso | The Pope |
| 1984 | Los locos del Cannonball 2 | Victor Prinzim / Captain Chaos / Don Canneloni |
| 1982 | La casa más divertida de Texas | Melvin P. Thorpe |
| 1982 | Nimh, el mundo secreto de la Sra. Brisby | Jeremy (voice) |
| 1982 | Hollywood: The Gift of Laughter | Self |
| 1982 | Baryshnikov in Hollywood | The Producer |
| 1981 | All-Star Party for Burt Reynolds | Self |
| 1981 | Los locos del Cannonball | Victor |
| 1981 | La loca historia del mundo | Emperor Nero |
| 1980 | Vuelven los caraduras | Doc |
| 1980 | Santísimo Moisés | Shadrach |
| 1980 | Ann-Margret: Hollywood Movie Girls | Himself |
| 1980 | La última pareja | Walter Holmes |
| 1980 | Fatso | Dominick DiNapoli |
| 1979 | Materia caliente | Ernie Fortunato |
| 1979 | Diary of a Young Comic | Himself |
| 1978 | Un detective barato | Pepe Damascus |
| 1978 | De miedo también se muere | Marlon Borunki |
| 1978 | Seis maridos para Marlo | Dan Turner |
| 1977 | El mejor amante del mundo | Adolph Zitz |
| 1976 | Dean Martin's Red Hot Scandals of 1926 | Self |
| 1976 | El show de los Teleñecos (serie) | Self - Special Guest Star |
| 1976 | La última locura | Dom Bell |
| 1976 | The Jacksons (serie) | El mismo |
| 1975 | El hermano más listo de Sherlock Holmes | Eduardo Gambetti |
| 1974 | Only with Married Men | Murray West |
| 1974 | Tony Orlando and Dawn (serie) | Self |
| 1973 | The Dean Martin Celebrity Roasts (serie) | Self |
| 1973 | Lotsa Luck (serie) | Stanley Belmont |
| 1972 | The Roman Holidays (serie) | Mr. Evictus (voice) |
| 1972 | Every Little Crook and Nanny | Mario Azzecca |
| 1972 | Evil Roy Slade | Logan Delp |
| 1970 | Norwood | Bill Bird |
| 1970 | El misterio de las doce sillas | Father Fyodor |
| 1970 | The Flip Wilson Show (serie) | Self |
| 1969 | Medical Center (serie) | — |
| 1969 | The Glen Campbell Goodtime Hour (serie) | Self |
| 1968 | The Dean Martin Christmas Show | Self |
| 1968 | The Ghost & Mrs. Muir (serie) | — |
| 1968 | What's So Bad About Feeling Good? | J. Gardner Monroe |
| 1967 | The Carol Burnett Show (serie) | Self - Guest / Various Characters |
| 1967 | Rowan & Martin's Laugh-In (serie) | Self |
| 1966 | The Girl from U.N.C.L.E. (serie) | — |
| 1965 | The Dean Martin Show (serie) | — |
| 1964 | La familia Monster (serie) | — |
| 1964 | Diary of a Bachelor | Marvin Rollins |
| 1962 | The Merv Griffin Show (serie) | Self |
| 1962 | The Tonight Show Starring Johnny Carson (serie) | Self |
| 1961 | The Mike Douglas Show (serie) | Self |
| 1957 | The Ordeal of Thomas Moon | Thomas Moon (uncredited) |
