 | Elizabeth Montgomery: A Bewitched Life (2023) as Self/Maurice (archive footage) |
 | A Caribbean Mystery (1983) as Major Palgrave |
 | The Girl, the Gold Watch & Everything (1980) as D. Leroy Wintermore |
 | The Jerk (1979) as Hobart |
 | The Canterville Ghost (1974) as Lord Canterville |
 | The Six Million Dollar Man: The Solid Gold Kidnapping (1973) as Chairman of the Board |
 | Terror in the Wax Museum (1973) as Inspector Daniels |
 | The Brotherhood of the Bell (1970) as Harry Masters |
 | Beneath the Planet of the Apes (1970) as Dr. Zaius |
 | Operation Heartbeat (1969) as Dr. Easler |
 | The Body Stealers (1969) as Dr. Matthews / Alien |
 | Rosemary's Baby (1968) as Hutch |
 | Tarzan and the Four O'Clock Army (1968) as Sir Basil Bertram |
 | Planet of the Apes (1968) as Dr. Zaius |
 | Jack of Diamonds (1967) as Nicolai Vodkine |
 | Los traidores de San Ángel (1967) |
 | Lionpower from MGM (1967) as Self - Nicolai Vodkine (archive footage) (uncredited) |
 | One of Our Spies Is Missing (1966) as Sir Norman Swickert |
 | The War Lord (1965) as Priest |
 | Enter Hamlet (1965) as Hamlet |
 | Macbeth (1964) as Macbeth |
 | The Tempest (1960) as Prospero |
| | The Christmas Tree (1958) as Narrator |
 | Twelfth Night (1957) as Malvolio |
 | Alice in Wonderland (1955) as Narrator (voice) |
 | Macbeth (1954) as Macbeth |
 | The Story of Gilbert and Sullivan (1953) as Arthur Sullivan |
 | Androcles and the Lion (1952) as Caesar |
 | Kind Lady (1951) as Henry Springer Elcott |
 | Daphni: Virgin of the Golden Laurels (1951) |
 | Scrooge (1935) as Poor Man |
 | Checkmate (1935) as Phillip Allen |
| | The Path of Glory (1934) as Anton Maroni |
 | The Only Girl (1933) as Didier |
 | Marry Me (1932) as Paul Hart |
 | Wedding Rehearsal (1932) as George Thompson aka Tootles |
| | Cupboard Love (1931) as Derek |
 | Should a Doctor Tell? (1930) as Roger Smith |
 | Raise the Roof (1930) as Rodney Langford |
 | White Cargo (1929) as Alan Langford |
| | Alice in Wonderland Producer |
| | Alice in Wonderland Presenter |
