As Actor/Actress
One Step Beyond
Josef
77 Sunset Strip
The Rebel
Frank Gottwald
Alfred Hitchcock Presenta
Cafe Host
Superman
El Gran Dictador
Tomanian Commandant at Osterlich / Robert O. Davis
Garrison's Gorillas
Space Patrol
Dangerous Assignment
Saints and Sinners
Otto Masuis
The Walter Winchell File
Counter-Attack
Stillman
Espionage Agent
Paul Strawn (as Robert O. Davis)
Rendezvous
Radio Operator (uncredited)
Jungle Gents
Dr. Goebbel
Aventuras de los comandos
Kruse
Act of Violence
German (voice) (uncredited)
Ser o no ser
Gestapo Sergeant at Desk at Top of Hotel Stairs (uncredited)
Nace una estrella
Mr. Ettinger (uncredited)
Mr. Dynamite
Frederick the Butler
Dangerous Millions
Rudolph Busch
Junior Army
Horner - Nazi Saboteur (as Robert O. Davis)
El premio
Mr. Rolfe Bergh - Chaperon
Sublime obsesión
Dr. Albert Fuss
Sherlock Holmes and the Secret Weapon
Braun (uncredited)
Spy Smasher
Col. Von Kohr
Target Unknown
Doctor (uncredited)
The Fountain
Geof Van Leyden
Ricardo Corazón de León
Austrian Knight (uncredited)
Escape to Paradise
Alexander Komac