Calificación
Reparto

Craig Stevens
Carl Becker

Faye Emerson
Paula Fengler

John Ridgely
John Trent

Charles Lang
Jim Jackson

Robert Warwick
Dr. Woodford

Frank Reicher
Henry Bremmer

Rex Williams
Hans

Frank Wilcox
Senior Agent

George Meeker
Rudolph Dietz

Roland Drew
Fred Blosser - Chauffeur

Addison Richards
C.G. Travers

Cliff Clark
Detective Capt. Jarrett

Monte Blue
Hugo Mehl

Ray Teal
Casey (uncredited)