- The Munsters: Family Portrait
2008 Lennie Bates
- The Carol Burnett Show: Let's Bump Up the Lights
2004 Himself
- Carol Burnett: Show Stoppers
2001 Himself
- The Ruby Princess Runs Away
2001 Hapgood the Dragon (voice)
- The Flintstones in Viva Rock Vegas
2000 Colonel Slaghoople
- The Secret of NIMH 2: Timmy to the Rescue
1999 Floyd (voice)
- Baby Huey's Great Easter Adventure
1999 Prof von Klupp
- Gideon
1998 Jacob Titleman
- The Toy Shop
1996 Master Jack
- Jingle All the Way
1996 President
- Dracula: Dead and Loving It
1995 Dr. Jack Seward
- O. Ratz: Rat in a Hot Tin Can
1995 O. Ratz / Restaurant Owner (voice)
- The Flintstones
1994 Ali / Dicabird / Blossom's Adopted Doll Son Ali
- Radioland Murders
1994 Jules Cogley
- Betrayal of the Dove
1993 Sid
- Based on an Untrue Story
1993 Dr. Meir
- Crash Course
1988 Abner Fraser
- Munchies
1987 Cecil Watterman / Simon Watterman
- Carol, Carl, Whoopi and Robin
1987 Director
- The Longshot
1986 Lou
- The Flintstones' 25th Anniversary Celebration
1986 Himself - Host
- Rodney Dangerfield: Exposed!
1985 various
- Gone Are the Dayes
1984 Charlie Mitchell
- Carpool
1983 Wendell Brooks
- Curse of the Pink Panther
1983 Prof. Auguste Balls
- The Invisible Woman
1983 Carlisle Edwards
- Eunice
1982 Director
- Trail of the Pink Panther
1982 Prof. Auguste Balls
- History of the World: Part I
1981 Count de Monet
- Herbie Goes Bananas
1980 Capt. Blythe
- First Family
1980 Ambassador Spender
- Americathon
1979 Monty Rushmore
- The Star Wars Holiday Special
1978 Chef Gormaanda / Amorphian Instructor / Krelman
- Bud and Lou
1978 Bud Abbott
- Snavely
1978 Henry Snavely
- High Anxiety
1977 Dr. Charles Montague
- The Love Boat
1976 Clifford Banks
- Blazing Saddles
1974 Hedley Lamarr
- Huckleberry Finn
1974 The King
- Suddenly Single
1971 Conrad
- The April Fools
1969 Matt Benson
- Three's a Crowd
1969 Dr. Pike
- Don't Just Stand There
1968 Merriman Dudley
- Three Bites of the Apple
1967 Harvey Tomlinson
- The Last of the Secret Agents?
1966 German Colonel
- The Man Called Flintstone
1966 Chief Mountmore / Additional Voices (voice)
- Lord Love a Duck
1966 Weldon Emmett
- Salute to Stan Laurel
1965 Cop in Keaton Sketch
- The Further Adventures of Gallegher
1965 Brownie
- Son of Flubber
1963 Husband in Commercial (uncredited)
- Gypsy
1962 Phil (uncredited)
- Living Venus
1961 Ken Carter
- Carving Magic
1959 Al
