- Mansfield 66/67
2017
- Down with Love
2003 Theodore Banner
- Robot in the Family
1994 Golddigger (voice)
- Fatal Instinct
1993 Judge Skanky
- The Odd Couple: Together Again
1993 Felix Unger
- The Boss
1991 Narrator
- Stars and Stripes: Hollywood and World War II
1991 Narrator
- Gremlins 2: The New Batch
1990 Brain Gremlin (voice)
- The Man in the Brown Suit
1989 Rev. Edward Chichester
- It Had to Be You
1989 Milton
- Joan Rivers and Friends Salute Heidi Abromowitz
1988 Tony Randall
- Save the Dog!
1988 Oliver Bishop
- Lyle, Lyle Crocodile: The Musical - The House on East 88th Street
1987 Narrator/Signor Valenti (voice)
- Sunday Drive
1986 Uncle Bill
- My Little Pony: The Movie
1986 Moochick (voice)
- Hitler's SS: Portrait in Evil
1985 Putzi (The Comedian)
- The Pigs vs. The Freaks
1984 Rambaba Organimus
- My Little Pony
1984 Moochick (voice)
- The King of Comedy
1982 Tony Randall
- Sidney Shorr: A Girl's Best Friend
1981 Sidney Shorr
- The Gong Show Movie
1980 Performer in Tuxedo
- Foolin' Around
1980 Peddicord
- Scavenger Hunt
1979 Henry Motley
- Kate Bliss and the Ticker Tape Kid
1978 Lord Seymour Devery
- Bob Hope's World of Comedy
1976 (archive footage)
- The All Star Spangled Mission
1973 Felix Unger
- Hello Down There
1969 Fred Miller
- The Littlest Angel
1969 Democritus
- Our Man in Marrakesh
1966 Andrew Jessel
- The Alphabet Murders
1965 Hercule Poirot
- Fluffy
1965 Daniel Potter
- Send Me No Flowers
1964 Arnold Nash
- 7 Faces of Dr. Lao
1964 Dr. Lao / The Abominable Snowman / Merlin the Magician / Apollonius of Tyana / Pan / The Giant Serpent / Medusa / Audience Member
- The Brass Bottle
1964 Harold Ventimore
- Robin and the 7 Hoods
1964 Hood (uncredited)
- Island of Love
1963 Paul Ferris
- Boys' Night Out
1962 George Drayton
- Arsenic & Old Lace
1962 Mortimer Brewster
- Lover Come Back
1961 Peter 'Pete' Ramsey
- Let's Make Love
1960 Alexander Coffman
- The Adventures of Huckleberry Finn
1960 King of France
- Pillow Talk
1959 Jonathan Forbes
- The Mating Game
1959 Lorenzo Charlton
- Will Success Spoil Rock Hunter?
1957 Rockwell P. Hunter / Himself
- Oh, Men! Oh, Women!
1957 Cobbler
- No Down Payment
1957 Jerry Flagg
- The Playroom
1957 Kenneth Rutherford
- Saboteur
1942 Cameraman (uncredited)
