| Person | Type | Job | Role(s) |
|---|---|---|---|
 A.I. Bezzerides | Crew | Writing | Writer |
 Bert Glazer | Crew | Directing | Assistant Director |
Betty Pedretti | Crew | Costume & Make-Up | Hairstylist |
Daniel Mainwaring | Crew | Writing | Writer |
David Diamond | Crew | Production | Producer |
Harry Neumann | Crew | Camera | Director of Photography |
Harry Sukman | Crew | Sound | Original Music Composer |
Herman E. Webber | Crew | Production | Production Supervisor |
Jack Okey | Crew | Art | Art Direction |
James Benson Nablo | Crew | Writing | Original Story |
John C. Grubb | Crew | Sound | Sound |
Joseph Kish | Crew | Art | Set Decoration |
Leon Barsha | Crew | Editing | Editor |
Lewis Allen | Crew | Directing | Director |
 Mel Berns | Crew | Costume & Make-Up | Makeup Artist |
Samuel Bischoff | Crew | Production | Producer |
 Audrey Totter | Cast | Actress | Joyce Geary |
 Edward G. Robinson | Cast | Actor | Raoul Leduc |
 George Dolenz | Cast | Actor | Dr. Carl Macklin |
 George Raft | Cast | Actor | Joe Victor |
 Henri Letondal | Cast | Actor | Dubois |
 John Alvin | Cast | Actor | Constable Dan Percy (uncredited) |
 John Cliff | Cast | Actor | Morrie in Chicago |
 John Goddard | Cast | Actor | Police Car Driver (uncredited) |
 Joseph Vitale | Cast | Actor | Nick Johonus |
 Kaaren Verne | Cast | Actress | Viveca Hartman |
 Peter Hansen | Cast | Actor | Fred |
 Peter Mamakos | Cast | Actor | Ship Captain |
 Peter van Eyck | Cast | Actor | Eric Hartman |
Ralph Smiley | Cast | Actor | Paola |
 Rory Mallinson | Cast | Actor | Rent-a-Car Clerk (uncredited) |
 Roy Engel | Cast | Actor | Truck Driver (uncredited) |
 Sally Blane | Cast | Actress | Marie Temblay |
Stan Malotte | Cast | Paul | |
 Steven Geray | Cast | Actor | Raphael Garcia |
 Suzanne Ridgway | Cast | Actress | Night Club Dancer |
 Tina Carver | Cast | Actress | Counter Girl |
Toni Gerry | Cast | Actress | Yvonne Temblay |
 William Bryant | Cast | Actor | Jack Allen |
Joel Smith | Cast | Rene (uncredited) | |
Carlyle Mitchell | Cast | Benson (uncredited) | |
Mal Alberts | Cast | Second Tail (uncredited) | |
Barry Regan | Cast | First Tail (uncredited) | |
Alan Wells | Cast | Armand (uncredited) | |
| Person | Type | Job | Role(s) |
