Acting

1980

as Self (archive footage)

1977

as Self (archive footage)

1969

as Shylock

1966

1965

1951

as Haushofmeister

1950

as Mr. P. L. Hoopman

1949

as Professor Mauthner

1948		The Vicious Circle as Joseph Schwartz
1948		Berlin Express as Franzen

1947

as Vannier

1946		The Razor's Edge as Kosti
1946		Somewhere in the Night as Anzelmo aka Dr. Oracle
1946		The Wife of Monte Cristo as Maillard

1943		The Strange Death of Adolf Hitler as Bauer
1943		The Purple V as Thomas Forster

1940

as Dimitri Karamasoff (archive footage)

1937

as Minister Peters of Grovnia

1935		The Crouching Beast as Ahmed Bey
1935		Abdul the Damned as The Sultan, Abdul Hamid II & Kislar

1934		Little Friend as Giant
1934		Evensong as Arthur Kober
1934		Chu Chin Chow as Abu Hasan

1931		The Murderer Dmitri Karamazov as Dimitri Karamasoff
1931		Danton as Danton

1930		The Love Storm as Captain Kell
1930		The Great Longing as Himself
1930		Dreyfus as Hauptmann Alfred Dreyfus
1930		The Other as Staatsanwalt Hallers

1929		Giftgas as Konzernpräsident Straaten
1929		Atlantik as Heinrich Thomas
1929		Die stärkere Macht
1929		The Ship of Lost Men as Capt. Fernando Vela
1929		Die Frau im Talar
1929		The Woman Men Yearn For as Dr. Karoff
1929		The Somnambulist
1929		Pandora's Box as Dr. Ludwig Schön

1928		The Last Night as Montaloup
1928		Marquis d’Eon, der Spion der Pompadour
1928		Frau Sorge as Der alte Meyhöfer

1927		Die Geliebte des Gouverneurs
1927		Die Ausgestoßenen
1927		Primanerliebe as Karsten
1927		Mata Hari: the Red Dancer
1927		Beethoven as Ludwig van Beethoven
1927		Draga Maschin

1926

as Der annoncirende Arzt

1924		Kiedy kobieta zdradza męża as lokaj
1924		Moderne Ehen
1924		The Hands of Orlac as Nera
1924		Dr. Wislizenus as Dr. Wislizenus
1924		Armes kleines Mädchen

1923		Ein Weib, ein Tier, ein Diamant as Urmensch
1923		Warning Shadows as The Count
1923		Nora as Krogstadt

1922		Am Rande der Großstadt
1922		What Belongs to Darkness as Gangster
1922		Peter the Great as Patriarch Adrian
1922		Der Graf von Essex as Lord Nottingham
1922		Am roten Kliff as Henning Rinkens

1921		Der Eisenbahnkönig, 2. Teil - Lauernder Tod
1921		Der Eisenbahnkönig, 1. Teil - Mensch und Mammon
1921		Backstairs as Der Postbote
1921		Die Brüder Karamasoff
1921		Landstraße und Großstadt as Mendel Hammerstein
1921		Die Verschwörung zu Genua as Gianettino
1921		Haschisch, das Paradies der Hölle as Sultan
1921		The House on the Moon as Jan van Haag - Wachsfigurenhändler
1921		Die Lieblingsfrau des Maharadscha as Bhirma

1920		The Night of Queen Isabeau as Connetable
1920		Christian Wahnschaffe I: Weltbrand as Iwan Becker
1920		Catherine the Great as Potemkin
1920		Va banque
1920		Satanas as Pharao Amenhotep
1920		Die Verschleierte

1919

1918		Der Sonnwendhof
1918		Das andere Ich as Professor
1918		Der Märtyrer seines Herzens as Ludwig van Beethoven

Directing

1971

… Director

1970

… Stage Director

1964		Leonce und Lena … Director
1964		Der eingebildete Kranke … Director

1961

… Director

1958

… Director

1955		Sarajevo … Director
1955		Die Stadt ist voller Geheimnisse … Director

1933

… Director

1931

… Director

Writing

1970

… Writer

1961

… Writer

1949

… Writer

1943

… Screenplay

1933

… Writer

1931

… Writer

1927

… Writer

1918

… Writer