Credits

• 2022 · Dracula Unearthed as Dr. Jack Seward (archive footage)
• 2010 · Halloween: The Inside Story as Self (archive footage)
• 2010 · Never Sleep Again: The Elm Street Legacy as Self (archive footage)
• 2003 · Halloween: A Cut Above the Rest as Self / Dr. Samuel 'Sam' Loomis (archive footage)
• 2002 · Best Ever Bond as Blofeld (archive footage) (uncredited)
• 1998 · In and Out of Fashion as Self (archive footage)
• 1996 · Fatal Frames as Professor Robinson
• 1995 · Halloween: The Curse of Michael Myers as Dr. Sam Loomis
• 1995 · Signs and Wonders as Cornelius Van Damm
• 1995 · Safe Haven as The Sailor
• 1994 · Guinevere as Merlin
• 1994 · Freeze: But is it Art? as Sinister Dentist
• 1993 · The Big Freeze as Soup slurper
• 1993 · The Hour of the Pig as Pincheon
• 1993 · The Thief and the Cobbler as Phido the Vulture (voice)
• 1993 · Femme Fatale as Victor Harty
• 1992 · Diên Biên Phu as Howard Simpson
• 1991 · Shadows and Fog as Doctor
• 1991 · Millions as Ripa
• 1991 · Women in Arms as Dreyfuss
• 1991 · The Vulture Is a Patient Bird as The Art Collector
• 1990 · Moi, général de Gaulle as Winston Churchill
• 1989 · Miss Marple: A Caribbean Mystery as Jason Rafiel
• 1989 · Casablanca Express as Colonel Bats
• 1989 · Ten Little Indians as Mr. Justice Lawrence Wargrave
• 1989 · Halloween 5: The Revenge of Michael Myers as Dr. Sam Loomis
• 1989 · River of Death as Heinrich Spaatz
• 1989 · Buried Alive as Dr. Schaeffer
• 1989 · Paganini Horror as Mr. Pickett
• 1989 · The House of Usher as Walter Usher
• 1989 · American Rickshaw as Rev. Mortom
• 1988 · The Great Escape II: The Untold Story as Dr. Absalon
• 1988 · The Great Escape II: The Untold Story as Dr. Absalon
• 1988 · Halloween 4: The Return of Michael Myers as Dr. Loomis
• 1988 · Nosferatu in Venice as Don Alvise
• 1988 · Last Platoon as Colonel B. Abrahams
• 1988 · Animali metropolitani as Prof. Livingstone
• 1988 · The Commander as Henry Carlson
• 1988 · Hanna's War as Captain Thomas Rosza
• 1988 · Phantom of Death as Inspector Datti
• 1987 · Prince of Darkness as Father Loomis
• 1987 · Django Strikes Again as Ben Gunn
• 1987 · Ground Zero as Prosper Gaffney
• 1987 · Double Target as Sen. Blaster
• 1987 · Basements as Mr. Kidd (segment "The Room")
• 1987 · Scoop as Lord Copper
• 1987 · Specters as Professor Lasky
• 1987 · Warrior Queen as Clodius Flaucus
• 1987 · Gila and Rik as Joe Gardenia
• 1986 · Naso di cane as Olindo Cuomo
• 1986 · Cobra Mission as Father Lenoir
• 1986 · To Kill a Stranger as Col. Kostik
• 1986 · Into the Darkness as David Beckett
• 1986 · Deadheat as Aldo Rossi
• 1985 · Nothing Underneath as Commissioner Danesi
• 1985 · Black Arrow as Sir Oliver Oates
• 1985 · Reel Horror as Axel MacGregor (archive footage)
• 1985 · Treasure of the Amazon as Klaus von Blantz
• 1985 · The Ray Bradbury Theater as George Hill
• 1985 · The Corsican Brothers as The Chancellor
• 1985 · Phenomena as Professor John McGregor
• 1985 · The Ambassador as Minister Eretz
• 1985 · Dario Argento's World of Horror as Self (Archive)
• 1984 · Miss Marple as Jason Rafiel
• 1984 · Arch of Triumph as Ivon Haake
• 1984 · Terror in the Aisles as Self - Host
• 1984 · A Breed Apart as J.P. Whittier
• 1984 · Master of the Game as Salomon Van der Merwe
• 1984 · Frankenstein's Great Aunt Tillie as Victor Frankenstein / Baron Frankenstein
• 1984 · Where Is Parsifal? as Mackintosh
• 1983 · The Devonsville Terror as Dr. Warley
• 1983 · The Falklands Factor as Dr. Samuel Johnson
• 1983 · Warrior of the Lost World as Prossor
• 1982 · Witness for the Prosecution as Mr. Myers
• 1982 · Alone in the Dark as Leo Bain
• 1982 · The Barchester Chronicles as Septimus Harding
• 1982 · Computercide as George Dettler
• 1982 · Wogan as Self
• 1981 · Race for the Yankee Zephyr as Gilbert Carson
• 1981 · Halloween II as Dr. Sam Loomis
• 1981 · Escape from New York as President of the United States
• 1981 · The Monster Club as Pickering, Chief of the B-Squad
• 1980 · Blade on the Feather as Professor John Cavendish
• 1980 · Pumaman as Kobras
• 1979 · The French Atlantic Affair as Max Dechambre
• 1979 · All Quiet on the Western Front as Kantorek
• 1979 · Better Late Than Never as Colonel Riddle
• 1979 · Jaguar Lives! as General Villanova
• 1979 · Dracula as Dr. Jack Seward
• 1979 · Good Luck, Miss Wyckoff as Dr. Steiner
• 1979 · The Angry Man as Albert Rumpelmayer
• 1979 · Gold of the Amazon Women as Clarence Blasko
• 1979 · Mrs. Columbo as
• 1979 · Dick Turpin as
• 1978 · Power Play as Blair
• 1978 · Halloween as Loomis
• 1978 · Centennial as Sam Purchas
• 1978 · Last In, First Out as Rothko
• 1978 · Sgt. Pepper's Lonely Hearts Club Band as B.D. Brockhurst
• 1978 · Night Creature as Axel MacGregor
• 1978 · The Bastard as Solomon Sholto
• 1978 · Tomorrow Never Comes as Dr. Todd
• 1978 · Blood Relatives as James Doniac
• 1978 · The Defection of Simas Kudirka as Capt. Vladimir Popov
• 1978 · The Dark Secret of Harvest Home as Narrator (voice)
• 1977 · Telefon as Nicolai Dalchimsky
• 1977 · Oh, God! as Doctor Harmon
• 1977 · The Uncanny as Valentine De'ath (segment 3 "Hollywood 1936")
• 1977 · Jesus of Nazareth as Melchior
• 1977 · Jesus Of Nazareth as Melchior
• 1976 · The Eagle Has Landed as Himmler
• 1976 · Hindle Wakes as Nat Jeffcote
• 1976 · Laurence Olivier Presents as Nat Jeffcote
• 1976 · The Last Tycoon as Boxley
• 1976 · The Passover Plot as Pontius Pilate
• 1976 · Meriel the Ghost Girl as George Livingston
• 1976 · Goldenrod as John Tyler Jones
• 1976 · The Devil's Men as Father Roche
• 1976 · The Joke as Bendel
• 1976 · Trial by Combat as Sir Giles Marley
• 1976 · I Don't Want to Be Born as Dr. Finch
• 1975 · Peep Show as
• 1975 · The Count of Monte-Cristo as Danglars
• 1975 · Saturday Night Live as Self - Host
• 1975 · Hearts of the West as A.J. Nietz
• 1975 · Journey into Fear as Kuvetli
• 1975 · Escape to Witch Mountain as Lucas Deranian
• 1974 · Barry McKenzie Holds His Own as Erich Count von Plasma
• 1974 · House of the Damned as Martin Zayas
• 1974 · Occupations as Christo Kabak
• 1974 · The Cafeteria as Aaron
• 1974 · The Mutations as Professor Nolter
• 1974 · The Black Windmill as Cedric Harper
• 1974 · Watch Out, We're Mad as Doctor
• 1974 · Playhouse as
• 1974 · Playhouse as George Livingston
• 1974 · From Beyond the Grave as Jim Underwood
• 1973 · Tales That Witness Madness as Prof. R.C. Tremayne
• 1973 · Malachi's Cove as Malachi
• 1973 · Orson Welles' Great Mysteries as Cawser
• 1973 · Lonely Water as The Spirit (voice)
• 1973 · The Rainbow Boys as Ralph Logan
• 1973 · Dr. Jekyll and Mr. Hyde as Fred Smudge
• 1972 · The Pied Piper as The Baron
• 1972 · Wedding in White as Jim Dougall, Sr.
• 1972 · Death Line as Inspector Calhoun
• 1972 · Innocent Bystanders as Loomis
• 1972 · Henry VIII and His Six Wives as Thomas Cromwell
• 1972 · The Jerusalem File as
• 1971 · Kidnapped as Ebenezer Balfour
• 1971 · Skin Deep as Gerry Muddiman
• 1971 · The Rivals of Sherlock Holmes as Carnacki
• 1971 · Columbo as Adrian Carsini
• 1971 · Wake in Fright as Doc Tydon
• 1971 · The Fox Trot as Tom
• 1971 · THX 1138 as SEN
• 1970 · Play for Today as Gerry Muddiman
• 1970 · Play for Today as Samuel Johnson
• 1970 · Soldier Blue as Isaac Q. Cumber
• 1969 · The Madwoman of Chaillot as The Prospector
• 1969 · Arthur? Arthur! as Arthur Brownjohn / Sir Easonby 'E' Mellon
• 1969 · Mr. Freedom as Dr. Freedom
• 1969 · Last to Go as
• 1968 · Hawaii Five-O as Hans Vogler
• 1968 · Sleep is Lovely as Clive
• 1968 · The News-Benders as J.G.
• 1968 · Creature of Comfort as James Thorne
• 1967 · Will Penny as Preacher Quint
• 1967 · The Diary of Anne Frank as Albert Dussel
• 1967 · Matchless as Gregori Andreanu
• 1967 · You Only Live Twice as Ernst Stavro Blofeld
• 1967 · Call Me Daddy as Ben Hoffman
• 1967 · NBC Experiment in Television as (voice)
• 1967 · The Night of the Generals as General Kahlenberge
• 1966 · Eye of the Devil as Pere Dominic
• 1966 · Fantastic Voyage as Dr. Michaels
• 1966 · Cul-de-sac as George
• 1965 · The Hallelujah Trail as 'Oracle' Jones
• 1965 · The Greatest Story Ever Told as The Dark Hermit - Satan
• 1964 · The Caretaker as Mac Davies / Bernard Jenkins
• 1963 · Espionage as
• 1963 · The Fugitive as Max Pfeiffer
• 1963 · The Outer Limits as Harold J. Finley
• 1963 · Dr. Crippen as Dr. Hawley Harvey Crippen
• 1963 · The Great Escape as Blythe 'The Forger'
• 1962 · The Inspector as Wolters
• 1961 · The Horsemasters as Captain Pinski
• 1961 · The Defenders as Dr. Byron Saul
• 1961 · What a Carve Up! as Everett Sloane
• 1961 · Spare the Rod as Mr. Jenkins
• 1961 · The Wind of Change as Pop
• 1961 · No Love for Johnnie as Renfrew
• 1960 · Alice Through the Looking Box as Caterpillar
• 1960 · The Cupboard as Fred Watson
• 1960 · The Hands of Orlac as Graham Coates
• 1960 · A Story of David as Nabal
• 1960 · Suspect as Parsons, alias Bill Brown
• 1960 · Danger Man as
• 1960 · Sons and Lovers as Mr. Pappleworth
• 1960 · Toff and Fingers as Self/Host
• 1960 · The Big Day as Victor Partridge
• 1960 · Armchair Mystery Theatre as Host
• 1960 · Hell Is a City as Gus Hawkins
• 1960 · Circus of Horrors as Vanet
• 1960 · The Battle of the Sexes as Irwin Hoffman
• 1960 · The Flesh and the Fiends as William Hare
• 1960 · The Shakedown as Jessel Brown
• 1959 · The Twilight Zone as Ellis Fowler
• 1959 · Killers of Kilimanjaro as Captain
• 1959 · Look Back in Anger as Hurst
• 1959 · Interpol Calling as Karl Haussman
• 1959 · The Traitor as Grantley Caypor
• 1959 · One Step Beyond as Harvey Laurence
• 1958 · The Two-Headed Spy as Gen. Hardt
• 1958 · The Greatest Man in the World as US President
• 1958 · The Adventures of William Tell as
• 1958 · The Man Inside as Organ Grinder
• 1958 · The Wind Cannot Read as Doctor
• 1958 · Heart of a Child as Spiel
• 1958 · A Tale of Two Cities as Barsad
• 1957 · Barnacle Bill as Cashier
• 1957 · Manuela as Evans
• 1957 · The Man in the Sky as Crabtree
• 1956 · Armchair Theatre as President of the USA
• 1956 · The Black Tent as Ali
• 1956 · Tony Awards as Self - Nominee
• 1956 · 1984 as R. Parsons
• 1955 · The Adventures of Robin Hood as Prince John
• 1955 · Value for Money as Limpy
• 1955 · Round the World in 80 Days as Voices
• 1954 · Nineteen Eighty-Four as Syme
• 1954 · The Wonderful World of Disney as Captain Pinski
• 1954 · Orders Are Orders as Cpl. Martin (as Donald Plesance)
• 1954 · The Beachcomber as Tromp
• 1952 · The Dybbuk as Second batlon
• 1951 · Hallmark Hall of Fame as Kantorek
• 1951 · Hallmark Hall of Fame as Myers
• 1951 · Hallmark Hall of Fame as The Chancellor
• 1950 · Sunday Night Theatre as Syme