Roy William Neill
Director
Irving Asher
Executive Producer
John Dighton
Screenplay
J.O.C. Orton
Screenplay
Reginald Purdell
Screenplay
Robert LaPresle
Director of Photography
Claude Hulbert
Cedric Gull
Betty Lynne
Gaby Toulong
Lesley Brook
Jenny
Hal Walters
Stiffy Mason
Fred Groves
Inspector Bradawl
Dino Galvani
The Viper
Boris Ranevsky
Carlos
Harvey Braban
Jagger
Reginald Purdell
Announcer