Actor (115 credits)
- 3-D Rarities (2015) хроника
- Deleted «Dune» (2006) Padishan Emperor Shaddam IV, хроника, not listed in credits
- The Bronze Screen: 100 Years of the Latino Image in American Cinema (2002) играет самого себя, хроника
- Lam Gong juen ji fan fei jo fung wan (1992)
- The Perfect Tribute (1991) Edward Everett
- Preminger: Anatomy of a Filmmaker (1991) играет самого себя
- Old Explorers (1990) Warner Watney
- Maniac Mansion (1990) играет самого себя
- Hired to Kill (1990) Rallis
- Mother's Day (1989)
- Strange Interlude (1988) Professor Leeds
- The Sun and the Moon (1987)
- Young Harry Houdini (1987) Dr. Tybalt Grimaldi
- The Wind in the Willows (1987) Badger, voice acting
- The 40th Annual Tony Awards (1986) играет самого себя - исполнитель & Presenter: Best Leading Actress in a Play
- Blood & Orchids (1986) Walter Bergman
- Jacques Cousteau: The First 75 Years (1986) играет самого себя (narrator), voice acting
- Hitler's S.S.: Portrait in Evil (1985) Prof. Ludwig Rosenberg
- Covenant (1985) Victor Noble
- Seduced (1985) James Killian
- Ingrid (1984) играет самого себя
- The Evil That Men Do (1984) Hector Lomelin
- George Washington (1984) Governor Dinwiddie
- Samson and Delilah (1984) The High Priest
- Dune (1984) Padishah Emperor Shaddam IV
- To Be or Not to Be (1983) Prof. Siletski
- This Girl for Hire (1983) Harrison Wooly
- The Being (1983) Mayor Gordon Lane
- Blood Feud (1983) Edward Bennett Williams (Hoffa's attorney)
- Newhart (1982) Arthur Vanderkellen
- Night of 100 Stars (1982) играет самого себя
- And They Are Off (1982) Martin Craig
- A Midsummer Night's Sex Comedy (1982)
- Blood Tide (1982) Nereus
- Evita Peron (1981) Agustin Magaldi
- Berlin Tunnel 21 (1981) Komanski
- The 35th Annual Tony Awards (1981) играет самого себя - презентатор & Performer
- Peter and Paul (1981) Gamaliel
- Bloody Birthday (1981) Doctor
- Pleasure Palace (1980) «Pokey»
- The Dream Merchants (1980) George Pappas
- Gideon's Trumpet (1980) Abe Fortas
- Battle Creek Brawl (1980) Dominici
- The French Atlantic Affair (1979) President Aristide Brouchard
- Natural Enemies (1979) Harry Rosenthal
- A Life of Sin (1979) The Bishop
- UFOs: It Has Begun (1979) рассказчик
- The Concorde: Airport '79 (1979) Chief Superintendent Morabito (TV version), not listed in credits
- Fame (1978) Francesco
- The Return of Captain Nemo (1978) Captain Nemo
- The Swarm (1978)
- Fedora (1978) Doctor Vando
- Simple Gifts (1977) рассказчик (segment 'A Memory of Christmas'), voice acting
- The Rhinemann Exchange (1977) Erich Rhinemann
- Exo-Man (1977) Kermit Haas
- The Fifth Musketeer (1977) Athos
- Dracula's Dog (1977) Inspector Branco
- The Private Files of J. Edgar Hoover (1977)
- Who Has Seen the Wind (1977) The Ben
- The Sentinel (1977) Robed Figure
- Crash! (1976) Marc Denne
- The Big Bus (1976) Ironman
- Voyage of the Damned (1976) Manuel Benitez
- Paco (1976) Fermin Flores
- Medical Story (1975) Dr. William Knowland
- Forever Young, Forever Free (1975) Father Alberto
- Starsky and Hutch (1975) Crazy Joey Fortune
- El clan de los inmorales (1975) Inspector Reed
- The Missing Are Deadly (1975) Mr. Warren
- The Art of Crime (1975) Beckwith Sloan
- Columbo: Mind Over Mayhem (1974) Dr. Marshall Cahill
- Orson Welles' Great Mysteries (1973) Old Harry
- Gideon (1971) Angel of the Lord
- Crosscurrent (1971) Dr. Charles Bedford
- The Aquarians (1970) Dr. Alfred Vreeland
- This Is Tom Jones (1969) играет самого себя
- A Case of Libel (1968) Boyd Bendix
- The Little Drummer Boy (1968) Ben Haramed, voice acting
- The Name of the Game (1968) Adrian Blake
- Enter Laughing (1967) Harrison B. Marlowe
- Kismet (1967) Hajj
- Cervantes (1967) Hassan Bey
- The 19th Annual Tony Awards (1965) играет самого себя - соведущий
- Ship of Fools (1965)
- The Greatest Story Ever Told (1965) Herod Antipas
- Cyrano et d'Artagnan (1964) Cyrano de Bergerac
- Nine Hours to Rama (1963) Supt. Gopal Das
- The Greatest Show on Earth (1963) Harry Kyle
- The Danny Kaye Show (1963) играет самого себя
- Verspätung in Marienborn (1963) Cowan the Reporter
- Lawrence of Arabia (1962) Turkish Bey, $ 50 000
- Return to Peyton Place (1961) Voice of Mark Steele, not listed in credits
- Password (1961) играет самого себя
- Forbid Them Not (1961) играет самого себя / рассказчик, voice acting
- No Place Like Home (1960) играет самого себя
- I Accuse! (1958) Capt. Alfred Dreyfus
- The Garry Moore Show (1958) играет самого себя
- The High Cost of Loving (1958) Jim «Jimbo» Fry
- The Great Man (1956)
- The Dinah Shore Chevy Show (1956) играет самого себя
- The Cockleshell Heroes (1955) Major Stringer
- The Shrike (1955)
- Deep in My Heart (1954)
- The Caine Mutiny (1954) Lt. Barney Greenwald
- Producers' Showcase (1954) Cyrano de Bergerac
- The 25th Annual Academy Awards (1953) играет самого себя - номинант: Лучшая мужская роль (New York)
- Miss Sadie Thompson (1953)
- Anything Can Happen (1952) Giorgi Papashvily
- Moulin Rouge (1952)
- Whirlpool (1950)
- Crisis (1950)
- Cyrano de Bergerac (1950)
- Your Show of Shows (1950) играет самого себя - гость Performer
- The Secret Fury (1950) José, not listed in credits
- Joan of Arc (1948)
Director (7 credits)
Writer (1 credits)
