Known For
Photos
Filmography
Garrison's Gorillas
TV · 1 ep
Spy Smasher Returns
Movie · as Col. Von Kahr
The Prize
Movie · as Mr. Rolfe Bergh - Chaperon
Decision at Midnight
Movie · as Uncle
The Pigeon That Took Rome
Movie · as Col. Wilhelm Krafft
Saints and Sinners
TV · as Otto Masuis · 1 ep
On the Double
Movie · as Oberkommandant
A Private's Affair
Movie · as Dr. Leyden
One Step Beyond
TV · as Josef, Dr. Heinrick Swansen · 1 ep
The Rebel
TV · as Frank Gottwald · 1 ep
She Demons
Movie · as Col. Karl Osler
Frankenstein 1970
Movie · as Wilhelm Gottfried
77 Sunset Strip
TV · 1 ep
The Walter Winchell File
TV · 1 ep
Alfred Hitchcock Presents
TV · as Cafe Host · 1 ep
Magnificent Obsession
Movie · as Dr. Albert Fuss
King Richard and the Crusaders
Movie · as Austrian Knight (uncredited)
A Star Is Born
Movie · as Mr. Ettinger (uncredited)
Jungle Gents
Movie · as Dr. Goebbel
The Snow Creature
Movie · as Dr. Louis DuPont
Silver Needle in the Sky
Movie · as Dr. Loran
South Sea Woman
Movie · as Capt. van Dorck
Captain Scarface
Movie · as Dr. Yeager
Phantom from Space
Movie · as Dr. Wyatt
Adventures of Superman
TV · as Dr. Rudolf Albrecht · 1 ep
Dangerous Assignment
TV · 1 ep
Target Unknown
Movie · as Doctor (uncredited)
Kill or Be Killed
Movie · as Gregory Marek
Act of Violence
Movie · as German (voice) (uncredited)
Under Nevada Skies
Movie · as Alberti
Dangerous Millions
Movie · as Rudolph Busch
Counter-Attack
Movie · as Stillman
Escape in the Desert
Movie · as Hoffman
Watch on the Rhine
Movie · as Oberdorff
To Be or Not to Be
Movie · as Gestapo Sergeant at Desk at Top of Hotel Stairs (uncredited)
Sherlock Holmes and the Secret Weapon
Movie · as Braun (uncredited)
The Phantom Plainsmen
Movie · as Colonel Eric Hartwig (as Robert O. Davis)
Spy Smasher
Movie · as Col. Von Kohr
The Secret Code
Movie · as Rudi Thysson
The Pied Piper
Movie · as Lieutenant
Nazi Agent
Movie · as Cab Driver (uncredited)
Junior Army
Movie · as Horner - Nazi Saboteur (as Robert O. Davis)
Riders of the Northland
Movie · as Agent (as Robert O. Davis)
Eagle Squadron
Movie · as German Squad Leader
The Great Impersonation
Movie · as Karl Hofmann
The Devil with Hitler
Movie · as Nazi Officer at Hitler's filmed Speech (uncredited)
Desperate Journey
Movie · as Kruse
Mr. Dynamite
Movie · as Frederick the Butler
King of the Texas Rangers
Movie · as His Excellency
Down in San Diego
Movie · as Henry Schrode
Underground
Movie · as Official
A Dangerous Game
Movie · as Dr. Fleming
The Great Dictator
Movie · as Tomanian Commandant at Osterlich / Robert O. Davis
The Mortal Storm
Movie · as Gestapo Official Hartman
Arise, My Love
Movie · as Prussian Officer (uncredited)
Knute Rockne All American
Movie · as Elder in Norway (uncredited)
The Man I Married
Movie · as Storm Trooper
Meet the Wildcat
Movie · as Feral--Henchman
Espionage Agent
Movie · as Paul Strawn (as Robert O. Davis)
Confessions of a Nazi Spy
Movie · as Captain Straubel
Escape to Paradise
Movie · as Alexander Komac
Pack Up Your Troubles
Movie · as Von Richtman
The Mad Empress
Movie · as Herzfeld
That Mothers Might Live
Movie · as Doctor (uncredited)
Champagne Waltz
Movie · as Emperor Franz Joseph
We're in the Legion Now
Movie · as Sgt. Groeber
Rendezvous
Movie · as Radio Operator (uncredited)
Last of the Pagans
Movie · as Superintendant's Assistant (uncredited)
Here's to Romance
Movie · as Violinist
Stamboul Quest
Movie · as Karl (as Rudolph Amendt)
The Fountain
Movie · as Geof Van Leyden
Hell in the Heavens
Movie · as Lt. Schroeder (as Rudolph Amendt)