Known for
The Great Dictator
1940Tomanian Commandant at Osterlich / Robert O. Davis
The Prize
1963Mr. Rolfe Bergh - Chaperon
A Private's Affair
1959Dr. Leyden
Decision at Midnight
1963
Magnificent Obsession
1954Dr. Albert Fuss
To Be or Not to Be
1942Gestapo Sergeant at Desk at Top of Hotel Stairs (uncredited)
She Demons
1958Col. Karl Osler
Stamboul Quest
1934Karl (as Rudolph Amendt)
Kill or Be Killed
1950Gregory Marek
Sherlock Holmes and the Secret Weapon
1942Braun (uncredited)
Under Nevada Skies
1946Alberti
Counter-Attack
1945Stillman
King Richard and the Crusaders
1954Austrian Knight (uncredited)
Rendezvous
1935Radio Operator (uncredited)
Target Unknown
1951Doctor (uncredited)
South Sea Woman
1953Capt. van Dorck
Spy Smasher Returns
1966Col. Von Kahr
Mr. Dynamite
1941Frederick the Butler
The Pigeon That Took Rome
1962Col. Wilhelm Krafft