Olaf Hytten
Scotland Yard Radio Operator (uncredited)
William Irving
Policeman Schultz (uncredited)
Charles Lane
Man in Front Row (archive footage)
Eric Mayne
Bidder at Auction (uncredited)
Russ Powell
First Taxi Driver (uncredited)
Ferdinand Schumann-Heink
Policeman Otto (uncredited)
Louise Seidel
Baker's Daughter (uncredited)
Ruthelma Stevens
Fraulein von Elsner (uncredited)
