Acted in 54
1960s
- 1967
The Spy in the Green Hat
Dr. Heinrich von Kronen
- 1966
Too Many Thieves
Bulanerti
- 1965
- 1963
He's Alive
Ernst Ganz
- 1961
- 1960
The Dybbuk
Rabbi Azrael
1950s
- 1959
Judgment at Nuremberg
Dr. Wickert
- 1958
- 1957
- 1956
- 1955
- 1953
The Veils of Bagdad
Kaffar
Sins of Jezebel
Naboth
- 1952
My Pal Gus
Karl
- 1951
Hallmark Hall of Fame
Joseph · 1 episode
Journey Into Light
'Doc' Thorssen
The Great Caruso
Alfredo Brazzi
- 1950
Mystery Submarine
Adolph Guernitz
The Killer That Stalked New York
Dr. Cooper
1940s
- 1949
There's a Girl in My Heart
Professor Joseph Kroner
Jolson Sings Again
Cantor Yoelson
The Lovable Cheat
Violette
The Fighting O'Flynn
Hendrigg
- 1948
Sealed Verdict
Jakob Meyersohn
To the Ends of the Earth
Nicholas Sokim
- 1947
Cigarette Girl
Otto
- 1946
The Return of Monte Cristo
Judge Lafitte
Blondie Knows Best
Dr. Titus
Renegades
Jackorski
The Devil's Mask
Dr. Karger
- 1945
Prison Ship
Professor
Counter-Attack
Mueller
- 1944
The Master Race
Schmidt (as Louis Donath)
The Hitler Gang
Gustav von Kahr
- 1943
The Strange Death of Adolf Hitler
Adolf Hitler / Franz Huber
Above Suspicion
Gestapo Officer in Schultz's Laboratory (Uncredited)
This Land Is Mine
German Captain
Margin for Error
Hitler's Voice
- 1942
Reunion in France
Desk Clerk in Hotel (uncredited)
Lady from Chungking
Hans Gruber
The Secret Code
Nazi Prof. Metzger
1930s
- 1932
Girls to Marry
Movie
1920s
- 1921
Theodor Herzl, Standard-Bearer of the Jewish People
Prinz Eugen
Appearances1
1960s
- 1962
