Actor (23 credits)
- Prophets of Science Fiction (2011) Voice of HAL in «2001, A Space Odyssey»
- Donald Brittain: Filmmaker (1995) рассказчик, voice acting
- Love & Larceny (1985) Ashton Fletcher
- 2010 (1984) HAL 9000
- The Man Who Skied Down Everest (1975) рассказчик
- Tour en l'air (1974) рассказчик, voice acting
- Rock-a-bye (1973) рассказчик
- Sleeper (1973) Evil Computer / Various Robot Butlers, voice acting, not listed in credits
- The 26th Annual Tony Awards (1972) играет самого себя
- 2001: A Space Odyssey (1968) HAL 9000, voice acting
- Henry V (1966) Henry V
- Twelfth Night (1964)
- Pipers and A' (1963) рассказчик, voice acting
- The World of David Milne (1963) рассказчик, voice acting
- The Great Religions: Buddhism (1962) рассказчик, voice acting, not listed in credits
- The Great Religions: Hinduism (1962) рассказчик, voice acting, not listed in credits
- The Great Religions: Islam (1962) рассказчик, voice acting, not listed in credits
- One Plus One (1961) The Divorcee segment
- Robert Baldwin: A Matter of Principle (1961) William Lyon Mackenzie
- William Lyon Mackenzie: A Friend to His Country (1961) William Lyon Mackenzie
- Universe (1960) рассказчик, voice acting, not listed in credits
- Oedipus Rex (1957) Creon
- Hamlet (1955) Laertes
