highest rated
acting
- To Die in Paris → General Ludmer
- The Spy in the Green Hat → Dr. Heinrich von Kronen
- Torn Curtain → Gustav Lindt
- Too Many Thieves → Bulanerti
- Branded (TV)
- The Fugitive (TV) → Dr. Josef Karac
- The Merv Griffin Show (TV) → Self
- Ben Casey (TV)
- Cain's Hundred (TV) → Hans Saltzman
- The Dybbuk → Rabbi Azrael
- The Twilight Zone (TV) → Ernst Ganz
- Judgment at Nuremberg → Dr. Wickert
- Naked City (TV) → Owner of Pawnshop
- Naked City (TV) → Stefan
- Naked City (TV) → Doc Randall Benton
- Decoy (TV) → Fred
- Decoy (TV) → 'Knish' Levin
- Playhouse 90 (TV) → Dr. Wickert
- Matinee Theater (TV)
- The Veils of Bagdad → Kaffar
- Sins of Jezebel → Naboth
- Omnibus (TV)
- My Pal Gus → Karl
- Hallmark Hall of Fame (TV) → Joseph
- Sirocco → Flophouse Proprietor
- The Great Caruso → Alfredo Brazzi
- Journey Into Light → 'Doc' Thorssen
- The Killer That Stalked New York → Dr. Cooper
- Mystery Submarine → Adolph Guernitz
- The Great Sinner → Doctor
- Jolson Sings Again → Cantor Yoelson
- The Fighting O'Flynn → Hendrigg
- The Lovable Cheat → Violette
- There's a Girl in My Heart → Professor Joseph Kroner
- Studio One (TV)
- Sealed Verdict → Jakob Meyersohn
- To the Ends of the Earth → Nicholas Sokim
- Cigarette Girl → Otto
- Gilda → German Cartel Member
- Renegades → Jackorski
- The Devil's Mask → Dr. Karger
- The Jolson Story → Cantor Yoelson
- The Return of Monte Cristo → Judge Lafitte
- Blondie Knows Best → Dr. Titus
- Prison Ship → Professor
- Counter-Attack → Mueller
- The Master Race → Schmidt (as Louis Donath)
- The Hitler Gang → Gustav von Kahr
- Hangmen Also Die! → Schirmer
- Above Suspicion → Gestapo Officer in Schultz's Laboratory (Uncredited)
- This Land Is Mine → German Captain
- The Strange Death of Adolf Hitler → Adolf Hitler / Franz Huber
- Margin for Error → Hitler's Voice
- Reunion in France → Desk Clerk in Hotel (uncredited)
- The Secret Code → Nazi Prof. Metzger
- Lady from Chungking → Hans Gruber
- Girls to Marry
- Theodor Herzl, Standard-Bearer of the Jewish People → Prinz Eugen