2015
Inside the Tower as John Gurney (archive footage)
2009
The Sets of Marinus as Arbitan (archive footage)
1985
Mussolini: The Untold Story as DeBono (4 episodes)
1979
Hart to Hart (1 episode)
1978
Jemima Shore Investigates (1 episode)
1978
The Doombolt Chase (6 episodes)
1976
The Daedalus Equations as Hans Daedalus
1976
Shout at the Devil as El Keb
1974
Murder on the Orient Express as Doctor
1974
The Antichrist as Father Mittner
1974
Percy's Progress as Professor Godowski
1974
Mahler as Doctor Roth
1974
Playhouse (1 episode)
1973
Papillon as Dr. Chatal
1973
The Final Programme as Dr Powys
1973
Coffee, Tea or Me? as Doctor
1973
The Stranger as Max Greene
1972
Crown Court (1 episode)
1972
Tower of Evil as John Gurney
1971
Blood from the Mummy's Tomb as Professor Berrigan
1970
No Blade of Grass as Mr. Sturdevant
1969
Land Raiders as Cardenas
1969
The Assassination Bureau as Swiss Peasant
1968
Koroshi as Controller
1967
The Prisoner as Man with the Stick (1 episode)
1967
Dundee and the Culhane (1 episode)
1966
Too Many Thieves as Andrew
1966
Arabesque as Ragheeb
1965
The Trials of O'Brien (2 episodes)
1965
The Skull as Dr. Londe
1965
The Crooked Road as Carlo
1964
The Wednesday Play (1 episode)
1964
Doctor Who: The Keys of Marinus as Arbitan
1963
Doctor Who as Arbitan (1 episode)
1963
Das russische Wunder as (English version narrator)
1962
Zero One (1 episode)
1962
Man of the World (1 episode)
1962
Suspense as Dr. Bennett (1 episode)
1961
King of Kings as Camel Driver
1961
Ghost Squad (1 episode)
1961
Pathfinders to Venus as Harcourt Brown (8 episodes)
1961
Fury at Smugglers' Bay as François Lejeune
1960
Pathfinders to Mars as The Imposter / Harcourt Brown (6 episodes)
1960
Maigret (2 episodes)
1960
Surprise Package as Dr. Panzer
1960
Danger Man (3 episodes)
1960
The Boy Who Stole a Million as Bank Manager
1960
Bluebeard's 10 Honeymoons as Lacoste
1958
Son of Robin Hood as Alan A Dale
1958
Spy in the Sky! as Col. Benedict
1958
The Big Money as The Colonel
1958
Law and Disorder as 'Bennie' Bensuson
1958
Law and Disorder as Sergeant Bolton
1958
Tank Force! as Italian POW camp commandant
1958
Womaneater as Dr. James Moran
1958
I Accuse! as Colonel Sandherr
1957
Seven Thunders as Paul Bourdin
1957
Kill Me Tomorrow as Heinz Webber
1957
The Man Without a Body as Karl Brussard
1957
Tarzan and the Lost Safari as Carl Kraski
1957
Doctor at Large as Pascoe
1956
Hancock's Half Hour (1 episode)
1956
Colonel March of Scotland Yard as Harwood (1 episode)
1956
Private's Progress as Padre
1955
Doctor at Sea as "Chippie" the Carpenter
1954
Mask of Dust as 'Pic' Dallapiccola
1954
The Teckman Mystery as Andrew Garvin
1954
Mark Saber (1 episode)
1954
Duel in the Jungle as Capt. Malburn
1954
Doctor in the House as Briggs
1953
A Day to Remember as Foreign Legion Captain
1953
The Heart of the Matter as Portuguese Captain
1953
The Dog and the Diamonds as Forbes
1953
The Runaway Bus as Ernest Schroeder
1953
Douglas Fairbanks, Jr., Presents (1 episode)
1952
Venetian Bird as Chief of Police Spadoni
1951
Outcast of the Islands as Babalatchi
1951
Appointment with Venus as Captain Weiss
1950
Kill or Be Killed as Victor Sloma
1948
Joan of Arc as Sir Robert de Baudricourt, Governor of Vaucouleurs
1948
The Philco Television Playhouse (1 episode)
1948
A Southern Yankee as Maj. Jack Drumman aka The Grey Spider
1948
Beyond Glory as Lew Proctor
1948
Sleep, My Love as Charles Vernay
1947
Where There's Life as Prime Minister Krivoc
1947
California as Capt. Pharaoh Coffin
1947
Mr. District Attorney as James Randolph
1946
The Verdict as Supt. John R. Buckley
1946
Nobody Lives Forever as Doc Ganson
1945
Confidential Agent as Captain Currie
1945
Lady on a Train as Mr. Saunders, Circus Club Manager
1945
Hotel Berlin as Joachim Helm
1945
A Song to Remember as Louis Pleyel
1944
None But the Lonely Heart as Jim Mordinoy
1944
The Master Race as Von Beck
1944
Mr. Skeffington as Dr. Byles
1944
Between Two Worlds as Mr. Lingley
1943
Watch on the Rhine as Teck Brankovic
1943
For Whom the Bell Tolls as André Massart
1943
This Land Is Mine as Prosecutor
1943
Assignment in Brittany as Capt. Hans Holz
1941
Citizen Kane as Walter Parks Thatcher
1940
The Lady in Question as Defense Attorney
1940
All This, and Heaven Too as Charpentier
1939
The Streets of New York as Gideon Bloodgood
1933
Christopher Bean as Tallent
1932
The Impassive Footman as Daventry's Butler (uncredited)