| Person | Type | Job | Role(s) |
|---|---|---|---|
 Adrian Scott | Crew | Production | Producer |
 Albert S. D'Agostino | Crew | Art | Art Direction |
 Ben Hecht | Crew | Writing | Writer |
Carroll Clark | Crew | Art | Art Direction |
Darrell Silvera | Crew | Art | Set Decoration |
 Edward Dmytryk | Crew | Directing | Director |
Harry J. Wild | Crew | Camera | Director of Photography |
John Wexley | Crew | Writing | Story, Adaptation |
Joseph Noriega | Crew | Editing | Editor |
 Mel Berns | Crew | Costume & Make-Up | Makeup Artist |
 Renié | Crew | Costume & Make-Up | Costume Design |
Richard Van Hessen | Crew | Sound | Sound Recordist |
 Roy Webb | Crew | Sound | Original Music Composer |
Ruby Rosenberg | Crew | Directing | Assistant Director |
Terry Kellum | Crew | Sound | Sound Recordist |
John Paxton | Crew | Writing | Screenplay |
 Belle Mitchell | Cast | Actress | Hotel Maid (uncredited) |
 Byron Foulger | Cast | Actor | Hotel Night Clerk (uncredited) |
 Cy Kendall | Cast | Actor | Detective (uncredited) |
 Dick Powell | Cast | Actor | Laurence Gerard |
 Edgar Barrier | Cast | Actor | DuBois, Insurance Man |
 Ellen Corby | Cast | Actress | Swiss Maid (uncredited) |
 Ethelreda Leopold | Cast | Party Guest (uncredited) | |
 Gino Corrado | Cast | Actor | Room Service Waiter (uncredited) |
 Gregory Gaye | Cast | Actor | Perchon, German Banker |
 Jack La Rue | Cast | Actor | Diego, Hotel Valet |
 Jean Del Val | Cast | Actor | M. Trabeau, First Prefect (uncredited) |
 Kenneth MacDonald | Cast | Actor | Henchman (uncredited) |
 Luther Adler | Cast | Actor | Marcel Jarnac |
 Martin Cichy | Cast | Actor | Jopo (uncredited) |
 Micheline Cheirel | Cast | Actress | Mme. Madeleine Jarnac(Laurent) |
 Morris Carnovsky | Cast | Actor | Manuel Satana |
 Nelson Leigh | Cast | Actor | Dominion Official (uncredited) |
 Nestor Paiva | Cast | Actor | Police Official (uncredited) |
 Nina Vale | Cast | Actress | Señora Camargo |
 Stanley Price | Cast | Actor | Hotel Clerk (uncredited) |
 Steven Geray | Cast | Actor | Señor Tomas Camargo |
 Tanis Chandler | Cast | Actress | Airline Hostess (uncredited) |
 Walter Slezak | Cast | Actor | Melchior Incza |
| Person | Type | Job | Role(s) |
