| I Am Not Your Negro (2016) | (Not seen) |
| Play It to the Bone (1999) (AKA "Play It")As Himself (Ringside Fan) | (Not seen) |
| The Celluloid Closet (1995)As Himself | (Not seen) |
| The Immortals (1995) (AKA "The End")As Dominic | (Not seen) |
| Hugh Hefner: Once Upon a Time (1992) | (Not seen) |
| Insignificance (1985)As The Senator | (Not seen) |
| The Mirror Crack'd (1980)As Martin N. Fenn | (Not seen) |
| The Manitou (1978)As Harry Erskine | (Not seen) |
| The Last Tycoon (1976)As Rodriguez | (Not seen) |
| Lepke (1975)As Louis 'Lepke' Buchalter | (Not seen) |
| Monte Carlo or Bust! (1969)As Chester Schofield | (Not seen) |
| The Boston Strangler (1968)As Albert DeSalvo | (Not seen) |
| Rosemary's Baby (1968)As Donald Baumgart (voice) (uncredited) | (Not seen) |
| The Great Race (1965) (AKA "Blake Edwards' The Great Race")As The Great Leslie | (Not seen) |
| Sex and the Single Girl (1964)As Bob Weston | (Not seen) |
| Paris When It Sizzles (1964) (AKA "Together in Paris")As Maurice / Philippe (uncredited) | (Not seen) |
| Captain Newman, M.D. (1963)As Cpl. Jackson 'Jake' Leibowitz | (Not seen) |
| The List of Adrian Messenger (1963)As Organ Grinder | (Not seen) |
| Taras Bulba (1962)As Andrei Bulba | (Not seen) |
| 40 Pounds of Trouble (1962)As Steve McCluskey | (Not seen) |
| Spartacus (1960) (AKA "Spartacus: Rebel Against Rome")As Antoninus | (Not seen) |
| Some Like It Hot (1959) (AKA "Not Tonight, Josephine!")As Joe (Josephine) | (Not seen) |
| The Vikings (1958)As Eric | (Not seen) |
| The Defiant Ones (1958)As John 'Joker' Jackson | (Not seen) |
| Sweet Smell of Success (1957)As Sidney Falco | (Not seen) |
| Trapeze (1956)As Tino Orsini | (Not seen) |
| Houdini (1953)As Harry Houdini | (Not seen) |
| Winchester '73 (1950)As Doan | (Not seen) |
| Francis (1950) (AKA "Francisquito, el mulo parlanchín")As Captain Jones | (Not seen) |
| Criss Cross (1949)As Gigolo (uncredited) | (Not seen) |