Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Actor | Noche en el museo 2 | 2009 | Ivan the Terrible |
| Actor | SNL | Christopher Guest | |
| Actor | La princesa prometida | 1987 | Count Tyrone Rugen |
| Actor | Algunos hombres buenos | 1992 | Dr. Stone |
| Actor | Increíble pero falso | 2009 | Nathan Goldfrappe |
| Actor | La tienda de los horrores | 1986 | The First Customer |
| Actor | Pequeños guerreros | 1998 | Slamfist / Scratch-It |
| Actor | This Is Spinal Tap | 1984 | |
| Writer | This Is Spinal Tap | 1984 | |
| Actor | Very important perros | 2000 | Harlan Pepper |
| Director | Very important perros | 2000 | |
| Writer | Very important perros | 2000 | |
| Actor | El justiciero de la ciudad | 1974 | Patrolman Reilly |
| Actor | SpongeBob SquarePants: Who Bob What Pants? | 2008 | Stanley S. SquarePants |
| Actor | El experto | 1996 | Corky St. Clair |
| Director | El experto | 1996 | |
| Writer | El experto | 1996 | |
| Actor | Mascots | 2016 | Corky St. Clair |
| Writer | Mascots | 2016 | |
| Director | Mascots | 2016 | |
| Actor | Un poderoso viento | 2003 | Alan Barrows |
| Director | Un poderoso viento | 2003 | |
| Writer | Un poderoso viento | 2003 | |
| Director | Héroes por casualidad | 1998 | |
| Actor | Nominados | 2006 | Jay Berman |
| Director | Nominados | 2006 | |
| Writer | Nominados | 2006 | |
| Actor | Forajidos de leyenda | 1980 | Charlie Ford |
| Actor | Girlfriends | 1978 | Eric |
| Actor | Mrs. Henderson presenta | 2005 | Lord Cromer |
| Director | The Big Picture | 1989 | |
| Writer | The Big Picture | 1989 | |
| Writer | The Big Picture | 1989 | |
| Actor | Un diamante al rojo vivo | 1972 | Policeman |
| Director | El ataque de la mujer de 50 pies | 1993 | |
| Actor | Drunk Stoned Brilliant Dead: The Story of the National Lampoon | 2015 | Himself / Actor |
| Actor | The Missing Link | 1980 | No Lobes |
| Actor | Dos pillos y una herencia | 1975 | Boy Lover |
| Actor | Misery Loves Comedy | 2015 | Himself |
| Actor | Mr. Warmth: The Don Rickles Project | 2007 | Himself |
| Actor | Spinal Tap: The Final Tour | 1994 | Nigel Tufnel |
| Writer | Spinal Tap: The Final Tour | 1994 |