Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Actor | Gremlins 2: Det nya gänget | 1990 | Brain Gremlin (voice) |
| Actor | King of Comedy | 1983 | Himself |
| Actor | Down with Love | 2003 | Theodore Banner |
| Actor | Allt du skulle vilja veta om sex - men varit för skraj för att fråga om | 1972 | The Operator |
| Actor | The Odd Couple | Felix Unger | |
| Actor | Jag hatar dej, älskling | 1959 | Jonathan Forbes |
| Actor | Sagan om My Little Pony | 1986 | Moochick (voice) |
| Actor | Låt oss älska | 1960 | Alexander Coffman |
| Actor | Skicka inga blommor | 1964 | Arnold Nash |
| Actor | Lover Come Back | 1961 | Peter 'Pete' Ramsey |
| Actor | Fatal Instinct | 1993 | Judge Skanky |
| Actor | The Alphabet Murders | 1965 | Hercule Poirot |
| Actor | What's My Line? | ||
| Actor | Robin and the 7 Hoods | 1964 | Hood |
| Actor | Boys' Night Out | 1962 | George Drayton |
| Actor | 7 Faces of Dr. Lao | 1964 | Dr. Lao / The Abominable Snowman / Merlin the Magician / Apollonius of Tyana / Pan / The Giant Serpe |
| Actor | The Man in the Brown Suit | 1989 | Rev. Edward Chichester |
| Actor | Will Success Spoil Rock Hunter? | 1957 | Rockwell P. Hunter / Himself / Lover Doll |
| Actor | Scavenger Hunt | 1979 | Henry Motley |
| Actor | Arsenic & Old Lace | 1962 | Mortimer Brewster |
| Actor | Lyle, Lyle Crocodile: The Musical - The House on East 88th Street | 1987 | Narrator / Signor Valenti |
| Actor | The Brass Bottle | 1964 | Harold Ventimore |
| Actor | The Adventures of Huckleberry Finn | 1960 | The King of France |