| |
| WAR AND PEACE | 1963 | Cast Member |
| The SIX-SIDED TRIANGLE | 1963 | The Lover |
| DR. MURKE'S COLLECTION OF SILENCES | 1963 | Dr Murke |
| OF HUMAN BONDAGE | 1964 | [medical student] |
| HORROR OF DARKNESS | 1965 | Robin Fletcher |
| The DAY OF RAGNAROK | 1965 | Cast Member |
| The BOFORS GUN | 1968 | Gunner O'Rourke |
| INADMISSIBLE EVIDENCE | 1968 | Bill Maitland |
| The RECKONING | 1969 | Michael Marler |
| HAMLET | 1969 | Hamlet |
| LAUGHTER IN THE DARK | 1969 | Sir Edward More |
| The JERUSALEM FILE | 1971 | Professor Lang |
| Le MOINE | 1972 | Duke of Talamur |
| I KNOW WHAT I MEANT | 1974 | The President |
| The GANGSTER SHOW - THE RESISTABLE RISE OF ARTURO UI | 1974 | Arturo Ui |
| The WILBY CONSPIRACY | 1974 | Major Horn |
| ROBIN AND MARIAN | 1976 | Little John |
| The SEVEN-PER-CENT SOLUTION | 1976 | Sherlock Holmes |
| The GOODBYE GIRL | 1977 | Oliver Fry |
| The CHEAP DETECTIVE | 1978 | Colonel Schlissel |
| The HUMAN FACTOR | 1979 | Maurice Castle |
| The WORD | 1979 | Maertin de Vroome |
| EXCALIBUR | 1981 | Merlin |
| VENOM | 1981 | Commander William Bulloch |
| I'M DANCING AS FAST AS I CAN | 1982 | Derek Bauer |
| MACBETH | 1983 | Cast Member |
| SAKHAROV | 1984 | Cast Member |
| CRISTOFORO COLOMBO | 1985 | Ferdinand, King of Spain |
| RETURN TO OZ | 1985 | Dr. Worley/Nome King |
| LORD MOUNTBATTEN: THE LAST VICEROY | 1986 | Lord Mountbatten |
| BLACK WIDOW | 1987 | William Macauley |
| PEACE IN OUR TIME? | 1988 | Narrator |
| The EXORCIST III | 1990 | Father Morning |
| A CURIOUS SUICIDE | 1990 | Dr Stephen McCullough |
| The HOUR OF THE PIG | 1993 | The Seigneur |
| PASSION FLOWER | 1995 | Albert Coskin |
| The WIND IN THE WILLOWS | 1996 | Badger |
| HOW TO DIAL A MURDER | 1997 | Cast Member |
| SPAWN | 1997 | Cogliostro |