Filmografía
Películas
-
Spy Smasher Returns
Col. Von Kahr1966 -
El premio
Mr. Rolfe Bergh - Chaperon1963 -
Decision at Midnight
1963 -
The Pigeon That Took Rome
Col. Wilhelm Krafft1962 -
On the Double
Oberkommandant1961 -
A Private's Affair
Dr. Leyden1959 -
Frankenstein 1970
Wilhelm Gottfried1958 -
Mujeres demonio
Col. Karl Osler1958 -
The Snow Creature
Dr. Louis DuPont1954 -
Nace una estrella
Mr. Ettinger (uncredited)1954 -
Jungle Gents
Dr. Goebbel1954 -
Sublime obsesión
Dr. Albert Fuss1954 -
Ricardo Corazón de León
Austrian Knight (uncredited)1954 -
Silver Needle in the Sky
Dr. Loran1954 -
Captain Scarface
Dr. Yeager1953 -
South Sea Woman
Capt. van Dorck1953 -
Phantom from Space
Dr. Wyatt1953 -
Target Unknown
Doctor (uncredited)1951 -
Kill or Be Killed
Gregory Marek1950 -
Act of Violence
German (voice) (uncredited)1949 -
Dangerous Millions
Rudolph Busch1946 -
Under Nevada Skies
Alberti1946 -
Escape in the Desert
Hoffman1945 -
Counter-Attack
Stillman1945 -
Sherlock Holmes and the Secret Weapon
Braun (uncredited)1942 -
The Great Impersonation
Karl Hofmann1942 -
Junior Army
Horner - Nazi Saboteur (as Robert O. Davis)1942 -
The Devil with Hitler
Nazi Officer at Hitler's filmed Speech (uncredited)1942 -
Aventuras de los comandos
Kruse1942 -
The Secret Code
Rudi Thysson1942 -
The Pied Piper
Lieutenant1942 -
Riders of the Northland
Agent (as Robert O. Davis)1942 -
The Phantom Plainsmen
Colonel Eric Hartwig (as Robert O. Davis)1942 -
Eagle Squadron
German Squad Leader1942 -
Spy Smasher
Col. Von Kohr1942 -
Ser o no ser
Gestapo Sergeant at Desk at Top of Hotel Stairs (uncredited)1942 -
Nazi Agent
Cab Driver (uncredited)1942 -
King of the Texas Rangers
His Excellency1941 -
A Dangerous Game
Dr. Fleming1941 -
Down in San Diego
Henry Schrode1941 -
Underground
Official1941 -
Mr. Dynamite
Frederick the Butler1941 -
Arise, My Love
Prussian Officer (Uncredited)1940 -
Meet the Wildcat
Feral--Henchman1940 -
El Gran Dictador
Tomanian Commandant at Osterlich / Robert O. Davis1940 -
Knute Rockne All American
Elder in Norway (uncredited)1940 -
The Man I Married
Storm Trooper1940 -
La tormenta mortal
Gestapo Official Hartman1940 -
Escape to Paradise
Alexander Komac1939 -
The Mad Empress
Herzfeld1939 -
Pack Up Your Troubles
Von Richtman1939 -
Espionage Agent
Paul Strawn (as Robert O. Davis)1939 -
Confesiones de un espía nazi
Captain Straubel1939 -
That Mothers Might Live
Doctor (uncredited)1938 -
Champagne Waltz
Emperor Franz Joseph1937 -
We're in the Legion Now
Sgt. Groeber1936 -
Last of the Pagans
Superintendant's Assistant (uncredited)1935 -
Rendezvous
Radio Operator (uncredited)1935 -
Here's to Romance
Violinist1935 -
Hell in the Heavens
Lt. Schroeder (as Rudolph Amendt)1934 -
The Fountain
Geof Van Leyden1934 -
Stamboul Quest
Karl (as Rudolph Amendt)1934
Series
-
Garrison's Gorillas
1967 -
Saints and Sinners
Otto Masuis1962 -
The Rebel
Frank Gottwald1959 -
One Step Beyond
Josef1959 -
One Step Beyond
Dr. Heinrick Swansen1959
-
77 Sunset Strip
1958 -
The Walter Winchell File
1957 -
Alfred Hitchcock Presenta
Cafe Host1955 -
Superman
1952 -
Superman
Dr. Rudolf Albrecht1952
-
Dangerous Assignment
1952 -
Space Patrol
1950