| Person | Type | Job | Role(s) |
|---|---|---|---|
 Ad Schaumer | Crew | Directing | Assistant Director |
Al Orenbach | Crew | Art | Set Decoration |
 Ben Nye | Crew | Costume & Make-Up | Makeup Artist |
Charles LeMaire | Crew | Costume & Make-Up | Wardrobe Supervisor |
Dwight Taylor | Crew | Writing | Story |
Edward B. Powell | Crew | Sound | Orchestrator |
George Patrick | Crew | Art | Art Direction |
Harry M. Leonard | Crew | Sound | Sound Editor |
 John Hudkins | Crew | Crew | Stunt Double |
Joseph MacDonald | Crew | Camera | Director of Photography |
Jules Schermer | Crew | Production | Producer |
 Leigh Harline | Crew | Sound | Original Music Composer |
Lionel Newman | Crew | Sound | Music Director |
 Lyle R. Wheeler | Crew | Art | Art Direction |
Nick DeMaggio | Crew | Editing | Editor |
Ray Kellogg | Crew | Visual Effects | Visual Effects |
Sam Benson | Crew | Costume & Make-Up | Wardrobe Supervisor |
 Samuel Fuller | Crew | Writing | Screenplay, Director |
 Travilla | Crew | Costume & Make-Up | Costume Design |
Winston H. Leverett | Crew | Sound | Sound Editor |
Bernard Mayers | Crew | Sound | Orchestrator |
 Alan Reed | Cast | Actor | Detective |
 Chet Brandenburg | Cast | Actor | Fight Spectator |
 Clancy Cooper | Cast | Actor | Detective Eddie |
Frank Kumagai | Cast | Actor | Lum |
 George E. Stone | Cast | Actor | Willie, Police Desk Clerk |
 George Eldredge | Cast | Actor | Fenton |
 Harry Carter | Cast | Actor | Detective Dietrich |
 Harry Tenbrook | Cast | Actor | Elevator Passenger |
 Heinie Conklin | Cast | Actor | Subway Passenger |
 Henry Slate | Cast | Actor | Detective MacGregor |
 Jean Peters | Cast | Actress | Candy |
 John Gallaudet | Cast | Actor | Detective Lieutenant Campion |
King Mojave | Cast | Elevator Passenger | |
 Milburn Stone | Cast | Actor | Detective Winoki |
 Murvyn Vye | Cast | Actor | Captain Dan Tiger |
 Parley Baer | Cast | Actor | Headquarters Communist in Chair |
 Ralph Moody | Cast | Actor | Coffin Boat Captain |
 Ray Montgomery | Cast | Actor | Ray, FBI Agent |
 Richard Kiley | Cast | Actor | Joey |
 Richard Widmark | Cast | Actor | Skip McCoy |
Robert Haines | Cast | Actor | Library Worker |
 Roger Moore | Cast | Actor | Mr. Victor |
 Stuart Randall | Cast | Actor | Police Commissioner |
 Thelma Ritter | Cast | Actress | Moe Williams |
 Virginia Carroll | Cast | Actress | Nurse |
 Willis Bouchey | Cast | Actor | Zara |
Wilson Wood | Cast | Actor | Police Driver |
Jerry O'Sullivan | Cast | Actor | Enyart, FBI Agent |
Vic Perry | Cast | Lightning Louie | |
Jay Loft-Lyn | Cast | Microfilm Library Clerk | |
Maurice Samuels | Cast | Peddler | |
Ray Stevens | Cast | Actor | FBI Agent |
| Person | Type | Job | Role(s) |
