★ 8,1
Garrison's Gorillas
1967 · Serie
★ 8,3
Spy Smasher Returns
1966 · Col. Von Kahr
★ 6,7
Intrigo a Stoccolma
1963 · Mr. Rolfe Bergh - Chaperon
★ 7,5
Decision at Midnight
1963 · Uncle
★ 7,0
Saints and Sinners
1962 · Otto Masuis · Serie
★ 5,3
Pranzo di Pasqua
1962 · Col. Wilhelm Krafft
★ 6,9
Un generale e mezzo
1961 · Oberkommandant
★ 5,1
The Rebel
1959 · Frank Gottwald · Serie
★ 4,7
A Private's Affair
1959 · Dr. Leyden
★ 5,7
One Step Beyond
1959 · Josef · Serie
★ 7,2
Indirizzo permanente
1958 · Serie
★ 5,4
Frankenstein 1970
1958 · Wilhelm Gottfried
★ 4,8
She Demons
1958 · Col. Karl Osler
★ 7,5
The Walter Winchell File
1957 · Serie
★ 7,8
Alfred Hitchcock presenta
1955 · Cafe Host · Serie
★ 3,0
The Snow Creature
1954 · Dr. Louis DuPont
★ 7,1
È nata una stella
1954 · Mr. Ettinger (uncredited)
★ 5,2
Jungle Gents
1954 · Dr. Goebbel
★ 6,8
Magnifica ossessione
1954 · Dr. Albert Fuss
★ 6,4
Riccardo cuor di leone
1954 · Austrian Knight (uncredited)
★ 5,5
Silver Needle in the Sky
1954 · Dr. Loran
★ 4,8
Captain Scarface
1953 · Dr. Yeager
★ 5,0
Il sergente Bum!
1953 · Capt. van Dorck
★ 4,5
Il fantasma dello spazio
1953 · Dr. Wyatt
★ 6,6
Adventures of Superman
1952 · Serie
★ 5,3
Missione pericolosa
1952 · Serie
★ 7,0
Target Unknown
1951 · Doctor (uncredited)
★ 5,9
Kill or Be Killed
1950 · Gregory Marek
★ 6,9
Atto di violenza
1949 · German (voice) (uncredited)
★ 5,4
Dangerous Millions
1946 · Rudolph Busch
★ 7,5
Under Nevada Skies
1946 · Alberti
★ 9,0
Escape in the Desert
1945 · Hoffman
★ 6,4
Counter-Attack
1945 · Stillman
★ 6,9
Quando il giorno verrà
1943 · Oberdorff
★ 6,5
Sherlock Holmes e l'arma segreta
1942 · Braun (uncredited)
★ 6,4
The Great Impersonation
1942 · Karl Hofmann
★ 6,2
Junior Army
1942 · Horner - Nazi Saboteur (as Robert O. Davis)
★ 5,9
The Devil with Hitler
1942 · Nazi Officer at Hitler's filmed Speech (uncredited)
★ 6,1
L'avventura impossibile
1942 · Kruse
★ 5,9
The Secret Code
1942 · Rudi Thysson
★ 6,9
The Pied Piper
1942 · Lieutenant
★ 9,0
Riders of the Northland
1942 · Agent (as Robert O. Davis)
★ 8,0
The Phantom Plainsmen
1942 · Colonel Eric Hartwig (as Robert O. Davis)
★ 7,0
Eagle Squadron
1942 · German Squad Leader
★ 6,1
Spy Smasher
1942 · Col. Von Kohr
★ 7,8
Vogliamo vivere!
1942 · Gestapo Sergeant at Desk at Top of Hotel Stairs (uncredited)
★ 6,6
Nazi Agent
1942 · Cab Driver (uncredited)
★ 7,0
King of the Texas Rangers
1941 · His Excellency