Film[]
1950s[]
- 1957 – The Curse of Frankenstein as Victor Frankenstein
- 1957 – The Abominable Snowman as Dr. Rollason
- 1958 – Dracula as Dr. Van Helsing
- 1958 – The Revenge of Frankenstein as Victor Frankenstein
- 1959 – The Mummy as John Banning
1960s[]
- 1960 – The Flesh and the Fiends as Dr. Robert Knox
- 1960 – The Brides of Dracula as Dr. Van Helsing
- 1964 – The Evil of Frankenstein as Victor Frankenstein
- 1964 – The Gorgon as Dr. Namaroff
- 1965 – Dr. Terror's House of Horror as Dr. W. R. Schreck
- 1965 – The Skull as Dr. Christopher Maitland
- 1966 – Island of Terror as Dr. Brian Stanley
- 1967 – Frankenstein Created Woman as Victor Frankenstein
- 1967 – Night of the Big Heat as Dr. Vernon Stone
- 1967 – Torture Garden as Lancelot Canning
- 1968 – The Blood Beast Terror as Detective Inspector Quennell
- 1968 – Corruption as Sir John Rowan
- 1969 – Frankenstein Must Be Destroyed as Victor Frankenstein
1970s[]
- 1970 – Scream and Scream Again as Major Heinrich Benedek
- 1970 – Incense for the Damned as Dr. Walter Goodrich
- 1970 – The Vampire Lovers as General von Spielsdorf
- 1971 – The House That Dripped Blood as Philip Grayson
- 1971 – Twins of Evil as Gustav Weil
- 1971 – I, Monster as Frederick Utterson
- 1972 – Tales from the Crypt as Arthur Edward Grimsdyke
- 1972 – Dracula A.D. 1972 as Van Helsing
- 1972 – Dr. Phibes Rises Again as Captain
- 1972 – Asylum as Mr. Smith
- 1972 – Fear in the Night as Michael Carmichael
- 1972 – Horror Express as Dr. Wells
- 1973 – Nothing But the Night as Sir Mark Ashley
- 1973 – The Creeping Flesh as Emmanuel Hildren
- 1973 – And Now the Screaming Starts! as Dr. Pope
- 1973 – The Satanic Rites of Dracula as Van Helsing
- 1974 – Frankenstein and the Monster from Hell as Victor Frankenstein
- 1974 – From Beyond the Grave as Antique Shop Proprietor
- 1974 – Madhouse as Herbert Flay
- 1974 – The Beast Must Die as Dr. Christopher Ludgren
- 1974 – The Legend of the 7 Golden Vampires as Van Helsing
- 1974 – Tender Dracula as MacGregor
- 1975 – Legend of the Werewolf as Professor Paul
- 1975 – The Ghoul as Dr. Lawrence
- 1976 – Land of the Minotaur as Baron Corofax
- 1977 – Shock Waves as SS Commander
- 1977 – The Uncanny as Wilbur
1980s[]
- 1983 – House of the Long Shadows as Sebastian Grisbane
Television[]
- 1980 – The Silent Scream (Hammer House of Horror) as Martin Blueck
- 1983 – The Vorpal Blade (Tales of the Unexpected) as Von Baden