On screen
Cast
18 credited performers
Charles Farrell
Barry Scott
June Lang
Christine Reisner
John Miljan
Henri Franck
Bernadene Hayes
Mona Brandt
Artwork unavailable
J. Arthur Young
Dr. Reisner
David Clarke
John Brandt
Dave O'Brien
Ralph Spencer
Artwork unavailable
Charles Sargent
American Agent
John Dilson
Harkness
Artwork unavailable
Tom Herbert
FBI Agent
Ottola Nesmith
Nazi Wife
Artwork unavailable
Frederick Giermann
Carl Nash
Artwork unavailable
Hans von Morhart
Fritz
Artwork unavailable
Walter Bonn
Nazi Agent
Wilhelm von Brincken
Nazi Agent
Byron Foulger
Motel Manager
Kurt Kreuger
Lieutenant
John Harmon
Henchman