| Ano | Nota | Título | Personagem |
|---|---|---|---|
| 1968 | To Die in Paris | General Ludmer | |
| 1967 | O Espião do Chapéu Verde | Dr. Heinrich von Kronen | |
| 1966 | Too Many Thieves | Bulanerti | |
| 1966 | Cortina Rasgada | Gustav Lindt | |
| 1960 | The Dybbuk | Rabbi Azrael | |
| 1959 | Judgment at Nuremberg | Dr. Wickert | |
| 1953 | O Príncipe de Bagdá | Kaffar | |
| 1953 | Sins of Jezebel | Naboth | |
| 1952 | Companheiro Querido | Karl | |
| 1951 | Journey Into Light | 'Doc' Thorssen | |
| 1951 | Sirocco | Flophouse Proprietor | |
| 1951 | O Grande Caruso | Alfredo Brazzi | |
| 1950 | Mystery Submarine | Adolph Guernitz | |
| 1950 | A Morte Está A Solta | Dr. Cooper | |
| 1949 | There's a Girl in My Heart | Professor Joseph Kroner | |
| 1949 | Jolson Sings Again | Cantor Yoelson | |
| 1949 | O Grande Pecador | Doctor | |
| 1949 | The Lovable Cheat | Violette | |
| 1949 | The Fighting O'Flynn | Hendrigg | |
| 1948 | Sealed Verdict | Jakob Meyersohn | |
| 1948 | To the Ends of the Earth | Nicholas Sokim | |
| 1947 | Cigarette Girl | Otto | |
| 1946 | The Return of Monte Cristo | Judge Lafitte | |
| 1946 | Blondie Knows Best | Dr. Titus | |
| 1946 | Sonhos Dourados | Cantor Yoelson | |
| 1946 | Renegades | Jackorski | |
| 1946 | The Devil's Mask | Dr. Karger | |
| 1946 | Gilda | German Cartel Member | |
| 1945 | Prison Ship | Professor | |
| 1945 | Counter-Attack | Mueller | |
| 1944 | Os Super-Heróis | Schmidt (as Louis Donath) | |
| 1944 | The Hitler Gang | Gustav von Kahr | |
| 1943 | The Strange Death of Adolf Hitler | Adolf Hitler / Franz Huber | |
| 1943 | Insuspeitos | Gestapo Officer in Schultz's Laboratory (Uncredited) | |
| 1943 | Esta Terra é Minha | German Captain | |
| 1943 | Os Carrascos Também Morrem | Schirmer | |
| 1943 | Margin for Error | Hitler's Voice | |
| 1942 | Uma Aventura em Paris | Desk Clerk in Hotel (uncredited) | |
| 1942 | Lady from Chungking | Hans Gruber | |
| 1942 | The Secret Code | Nazi Prof. Metzger | |
| 1932 | Mädchen zum Heiraten | - | |
| 1921 | Theodor Herzl, der Bannerträger des jüdischen Volkes | Prinz Eugen |