Guest
The Gentleman in Room 6 (1951)
Herr Mahler - German Red Cross Representative
Resisting Enemy Interrogation (1944)
Nazi Captain (uncredited)
First Comes Courage (1943)
German Officer
Background to Danger (1943)
Hitler's Madman (1943)
Reinhard Heydrich
Hangmen Also Die! (1943)
German Co-Pilot (uncredited)
Edge of Darkness (1943)
Fritz - Butler
Margin for Error (1943)
German Officer with Yvonne (uncredited)
קזבלנקה (1943)
German Officer (uncredited)
Once Upon a Honeymoon (1942)
Capt. Gemmler
The Dawn Express (1942)
Albert Stalhelm - Storm Trooper
Hitler: Beast of Berlin (1939)
Dr. Helm
Espionage Agent (1939)
Helldorf
Confessions of a Nazi Spy (1939)
Nicholas, Count of Hungary
The Crusades (1935)
Oberto (as Hans Von Twardowski)
Storm Over the Andes (1935)
The Scarlet Empress (1934)
Andre's Defense Counsel
The Devil's in Love (1933)
Prince of Pontevedro
Adorable (1933)
Von Bergen (uncredited)
Private Jones (1933)
Flosky
6 Hours to Live (1932)
Affner, the pilot
Scandal for Sale (1932)
Robert Taylor
Die heilige Flamme (1931)
Willi von Wellheim - Claires Verehrer
Die singende Stadt (1930)
Otto von Wittelsbach (as H.H. von Twardowsky)
Ludwig der Zweite, König von Bayern (1930)
Peter, der Matrose (1929)
Waiter
Ich küsse Ihre Hand, Madame (1929)
Alfred
Geschlecht in Fesseln (1928)
Die Hölle der Jungfrauen (1928)
Wolf, sein Freund
Der falsche Prinz (1927)
Gottfried Hilse
Die Weber (1927)
Die Bacchantin (1924)
Johannes
I.N.R.I. - Ein Film der Menschlichkeit (1923)
Hugo Lubota
Phantom (1922)
Marizza, genannt die Schmuggler-Madonna (1922)
Das Haus zum Mond (1921)
Page
Die Nacht der Königin Isabeau (1920)
Florian
Genuine, die Tragödie eines seltsamen Hauses (1920)
Alan
Das Cabinet des Dr. Caligari (1920)
Sohn der Dame
Von morgens bis mitternachts (1920)
Restaurant Waiter
Unheimliche Geschichten (1919)