Acting

2014		Lost Soul: The Doomed Journey of Richard Stanley's “Island of Dr. Moreau” as Self (archive footage)
2014		Monster Madness: The Golden Age of the Horror Film as Dr. Moreau (archive footage)

2009

as Self (archive footage)

2002

as Self (archive footage)

1999

as Self (archive footage)

1991

as actor 'Advise and 'Consent' (archive footage) (uncredited)

1983

as Self (archive footage) (uncredited)

1982		Dead Men Don't Wear Plaid as (in "The Bribe") (archive footage)
1982		Oops, Those Hollywood Bloopers! as Self (archive footage)

1979

as (archive footage)

1972

as Self (archive footage)

1969

as Claudius

1962

as Senator Seabright Cooley

1960		Spartacus as Sempronius Gracchus
1960		Under Ten Flags as Admiral Russell

1957

as Sir Wilfrid Robarts

1954

as Henry Horatio Hobson

1953		Young Bess as King Henry VIII
1953		Salome as King Herod

1952		Abbott and Costello Meet Captain Kidd as Capt. William Kidd
1952		O. Henry's Full House as Soapy (segment "The Cop and the Anthem")

1951		The Blue Veil as Fred K. Begley
1951		The Strange Door as Sire Alain de Maletroit

1949		The Man on the Eiffel Tower as Inspector Jules Maigret
1949		The Art Director as Self - from 'The Big Clock' (archive footage) (uncredited)
1949		The Bribe as J.J. Bealer

1948		The Girl from Manhattan as The Bishop
1948		The Big Clock as Earl Janoth
1948		Arch of Triumph as Ivon Haake
1948		On Our Merry Way as Reverend

1947		The Paradine Case as Judge Lord Thomas Horfield
1947		Leben des Galilei as Galileo Galilei

1946

as John Sheridan

1945		Captain Kidd as Captain Kidd
1945		The Suspect as Philip Marshall

1944

as Sir Simon de Canterville / The Ghost

1943		The Man from Down Under as Jocko Wilson
1943		This Land Is Mine as Albert Lory
1943		Forever and a Day as Bellamy

1942		Stand by for Action as Rear Admiral Stephen Thomas
1942		Tales of Manhattan as Charles Smith
1942		The Tuttles of Tahiti as Jonas

1941

as Jonathan Reynolds

1940		They Knew What They Wanted as Tony Patucci
1940		Cavalcade of the Academy Awards as Self

1939		The Hunchback of Notre Dame as The Hunchback Quasimodo
1939		Jamaica Inn as Sir Humphrey Pengallan

1938		St. Martin's Lane as Charles Staggers
1938		Vessel of Wrath as Ginger Ted

1936

as Rembrandt van Rijn

1935		Mutiny on the Bounty as Captaine Bligh
1935		Les Misérables as Inspector Emile Javert
1935		Ruggles of Red Gap as Marmaduke Ruggles

1934

as Edward Moulton-Barrett

1933		White Woman as Horace H. Prin
1933		The Private Life of Henry VIII as Henry VIII
1933		The Clerk as Phineas V. Lambert

1932		Island of Lost Souls as Dr. Moreau
1932		The Sign of the Cross as Emperor Nero Claudius Caesar
1932		If I Had a Million as Phineas V. Lambert
1932		Payment Deferred as William Marble
1932		The Old Dark House as Sir William Porterhouse
1932		The Devil and the Deep as Cmdr. Charles Sturm

1931

as Captain Grossman

1930		Comets as Himself
1930		Wolves as Captain Job

1929

as A Continental Visitor

1928		Blue Bottles as Burglar
1928		The Tonic as Father of the Family
1928		Daydreams as Lecherous Boarder / Ram Das in Dream Sequence

Production

1939

… Producer

1938		St. Martin's Lane … Producer
1938		Vessel of Wrath … Producer

Crew

1964

… Translator

1938

… Additional Writing

Writing

1955

… Screenplay

1947

… Writer

Directing

1955

… Director