20153-D Rarities— Alfred Davidson (archive footage)
1997Bogart: The Untold Story— Self (archive footage)
1993The Best Of Danny Kaye - The Television Years— Self (archive footage)
1991The Perfect Tribute— Edward Everett
1991Preminger: Anatomy of a Filmmaker— Self
1990Kiralık Katil— Rallis
1990Old Explorers— Warner Watney
1989Mother's Day— Judge Leatham
1987Genç Sihirbaz— Dr. Tybalt Grimaldi
1987El sol y la luna
1985Covenant— Victor Noble
1985Seduced— James Killian
1985Hitler's SS: Portrait in Evil— Prof. Ludwig Rosenberg
1985Jacques Cousteau: The First 75 Years— Narrator (voice)
1984Dune— Padisha Emperor Shaddam IV
1984The Evil That Men Do— Dr. Hector Lomelin
1984Samson and Delilah— The High Priest
1984Raíces eternas— English Narrator
1983Olmak ya da Olamamak— Prof. Siletski
1983The Horror of It All— Self / Narrator
1983The Being— Mayor Gordon Lane
1983The Wind in the Willows— Badger (voice)
1983Blood Feud— Edward Bennett Williams
1983This Girl for Hire— Harrison Wooly
1982A Midsummer Night's Sex Comedy— Leopold
1982And They're Off— Martin Craig
1982Blood Tide— Nereus
1982Night of 100 Stars— Self
1982Rodin: The Gates of Hell— Self - Rodin(voice)
1981Berlin Tunnel 21— Martin Komansky
1981O ve Ben— Doctor
1981Evita Peron— Agustin Magaldi
1980Gideon's Trumpet— Abe Fortas
1980Büyük Kavga— Dominici
1980Pleasure Palace— 'Pokey'
1980The Murder That Wouldn't Die— Jeff Briggs
1979The Fifth Musketeer— Athos
1979Natural Enemies— Harry Rosenthal
1979UFOs: It Has Begun
1979Isabel La Negra— Bishop
1978The Amazing Captain Nemo— Captain Nemo
1978The Swarm— Dr. Andrews
1978Fedora— Doctor Vando
1978Fame— Francesco
1978Regie: Billy Wilder— Self
1977Dracula's Dog— Inspector Branco
1977The Sentinel— Priest of the Brotherhood
1977The Private Files of J. Edgar Hoover— Lionel McCoy
1977Simple Gifts— Narrator (segment "A Memory of Christmas") (voice)
1977Exo-Man— Kermit Haas
1977Who Has Seen the Wind— The Ben
1976Çılgın Yolculuk— Ironman
1976Crash!— Marc Denne
1976Paco— Fermin Flores
1976Voyage of the Damned— Manuel Benitez
1976Truman at Potsdam— Josef Stalin
1975El clan de los inmorales— Inspector Reed
1975e’Lollipop— Father Alberto
1975Medical Story— Dr. William Knowland
1975The Art of Crime— Beckwith Sloan
1975The Missing Are Deadly
1975Rickles
1974Cyrano— Cyrano de Bergerac (voice)
1973The Marcus-Nelson Murders— Jake Weinhaus
1971Crosscurrent— Dr. Charles Bedford
1971Gideon— Angel of the Lord
1971Banyon— Lee Jennings
1970The Aquarians— Dr. Alfred Vreeland
1968Küçük Davulcu Çocuk— Ben Haramed (voice)
1968A Case of Libel— Boyd Bendix
1967Cervantes— Hassan Bey
1967Enter Laughing— Harrison B. Marlowe
1967Kismet— Hajj
1965The Greatest Story Ever Told— Herod Antipas
1965Ship of Fools— Rieber
1964Cyrano et d'Artagnan— Cyrano de Bergerac
1963Nine Hours to Rama— Superintendent Das
1963Verspätung in Marienborn— Cowan the Reporter
1962Arabistanlı Lawrence— Turkish Bey
1958The High Cost of Loving— Jim Fry
1958I Accuse!— Captain Alfred Dreyfus
1957Four Girls in Town— Director
1956The Great Man— Joe Harris
1956Le Mariage de Monaco— Self - Narrator (voice) (uncredited)
1955The Cockleshell Heroes— Major Stringer
1955The Shrike— Jim Downs
1954Denizde İsyan— Lt. Barney Greenwald
1954Deep in My Heart— Sigmund Romberg
1953Miss Sadie Thompson— Alfred Davidson
1952Moulin Rouge— Henri de Toulouse-Lautrec
1952Anything Can Happen— Giorgi Papashvily
1950Whirlpool— David Korvo
1950Cyrano de Bergerac— Cyrano de Bergerac
1950Crisis— Raoul Farrago
1950The Secret Fury— José (uncredited)
1948Jan Dark— The Dauphin, Charles VII, later King of France
1946Bolivia— Narrator
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