Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Actor | Casablanca | 1942 | Captain Louis Renault |
| Actor | Lawrence of Arabia | 1962 | Mr. Dryden |
| Actor | Notorious | 1946 | Alexander Sebastian |
| Actor | The Invisible Man | 1933 | Dr. Jack Griffin aka The Invisible Man |
| Actor | Mr. Smith Goes to Washington | 1939 | Sen. Joseph Harrison Paine |
| Actor | The Adventures of Robin Hood | 1938 | Prince John |
| Actor | The Wolf Man | 1941 | Sir John Talbot |
| Actor | Phantom of the Opera | 1943 | Erique Claudin |
| Actor | Now, Voyager | 1942 | Dr. Jaquith |
| Actor | The Greatest Story Ever Told | 1965 | King Herod |
| Actor | The Sea Hawk | 1940 | Don José Alvarez de Cordoba |
| Actor | Caesar and Cleopatra | 1945 | Julius Caesar |
| Actor | The Prince and the Pauper | 1937 | Earl of Hertford |
| Actor | Here Comes Mr. Jordan | 1941 | Mr. Jordan |
| Actor | The Passionate Friends | 1949 | Howard Justin |
| Actor | The Unsuspected | 1947 | Victor Grandison |
| Actor | Mr. Skeffington | 1944 | Job Skeffington |
| Actor | The Lost World | 1960 | Prof. George Edward Challenger |
| Actor | Kings Row | 1942 | Dr. Alexander Tower |
| Actor | Four Daughters | 1938 | Adam Lemp |
| Actor | Deception | 1946 | Alexander Hollenius |
| Actor | Passage to Marseille | 1944 | Captain Freycinet |