| Ano | Nota | Título | Personagem |
|---|---|---|---|
| 1951 | The Gentleman in Room 6 | Guest | |
| 1944 | Resisting Enemy Interrogation | Herr Mahler - German Red Cross Representative | |
| 1944 | Passagem Para Marselha | - | |
| 1943 | First Comes Courage | Nazi Captain (uncredited) | |
| 1943 | Background to Danger | German Officer | |
| 1943 | O Capanga de Hitler | - | |
| 1943 | Revolta! | German Co-Pilot (uncredited) | |
| 1943 | Os Carrascos Também Morrem | Reinhard Heydrich | |
| 1943 | Margin for Error | Fritz - Butler | |
| 1943 | Casablanca | German Officer with Yvonne (uncredited) | |
| 1942 | Era Uma Lua de Mel | German Officer (uncredited) | |
| 1942 | Fugitivos do Inferno | - | |
| 1942 | The Dawn Express | Capt. Gemmler | |
| 1939 | Hitler: Beast of Berlin | Albert Stalhelm - Storm Trooper | |
| 1939 | Espionage Agent | Dr. Helm | |
| 1939 | Confissões de um Espião Nazista | Helldorf | |
| 1935 | As Cruzadas | Nicholas, Count of Hungary | |
| 1935 | Storm Over the Andes | Oberto (as Hans Von Twardowski) | |
| 1934 | A Imperatriz Vermelha | - | |
| 1933 | The Devil's in Love | Andre's Defense Counsel | |
| 1933 | Adorable | Prince of Pontevedro | |
| 1933 | Private Jones | Von Bergen (uncredited) | |
| 1932 | 6 Hours to Live | Flosky | |
| 1932 | Scandal for Sale | Affner, the pilot | |
| 1931 | Die heilige Flamme | Robert Taylor | |
| 1930 | Die singende Stadt | Willi von Wellheim - Claires Verehrer | |
| 1930 | Ludwig der Zweite, König von Bayern | Otto von Wittelsbach (as H.H. von Twardowsky) | |
| 1929 | Peter, der Matrose | - | |
| 1929 | Ich küsse Ihre Hand, Madame | Waiter | |
| 1928 | Geschlecht in Fesseln | Alfred | |
| 1928 | Die Hölle der Jungfrauen | - | |
| 1927 | Der falsche Prinz | Wolf, sein Freund | |
| 1927 | Die Weber | Gottfried Hilse | |
| 1924 | Die Bacchantin | - | |
| 1923 | A Tragédia do Gólgota | Johannes | |
| 1922 | Fantasma | Hugo Lubota | |
| 1922 | Marizza, genannt die Schmuggler-Madonna | - | |
| 1921 | Das Haus zum Mond | - | |
| 1920 | Die Nacht der Königin Isabeau | Page | |
| 1920 | Genuine, die Tragödie eines seltsamen Hauses | Florian | |
| 1920 | O Gabinete do Dr. Caligari | Alan | |
| 1920 | Von morgens bis mitternachts | Sohn der Dame | |
| 1919 | Unheimliche Geschichten | Restaurant Waiter |