| Person | Type | Job | Role(s) |
|---|---|---|---|
 Alan Ladd | Crew | Production | Producer |
 Dick Crockett | Crew | Crew | Stunts |
Folmar Blangsted | Crew | Editing | Editor |
 Frank Tuttle | Crew | Directing | Director |
George C. Bertholon | Crew | Production | Associate Producer |
Gordon Bau | Crew | Costume & Make-Up | Makeup Supervisor |
John Beckman | Crew | Art | Art Direction |
 John F. Seitz | Crew | Camera | Director of Photography |
 Martin Rackin | Crew | Writing | Screenplay |
 Max Steiner | Crew | Sound | Original Music Composer |
Moss Mabry | Crew | Costume & Make-Up | Costume Design |
 Paul Baxley | Crew | Crew | Stunts |
 Sydney Boehm | Crew | Writing | Screenplay |
William Kissell | Crew | Directing | Assistant Director |
William L. Kuehl | Crew | Art | Set Decoration |
William P. McGivern | Crew | Writing | Novel |
Louis Tomei | Crew | Crew | Stunts |
Alan Ladd | Cast | Actor | Steve Rollins |
 Anthony Caruso | Cast | Actor | Sebastian Pasmonick |
 Edward G. Robinson | Cast | Actor | Victor Amato |
 Fay Wray | Cast | Actress | Kay Stanley |
 George J. Lewis | Cast | Actor | Father Larocca |
 Jayne Mansfield | Cast | Actress | Mario's Dance Partner at Nightclub (uncredited) |
 Joanne Dru | Cast | Actress | Marcia Rollins |
 Mae Marsh | Cast | Actress | Mrs. Cobb, Steve's Landlady (uncredited) |
 Nestor Paiva | Cast | Actor | Louis Fiaschetti |
 Paul Stewart | Cast | Actor | Joe Lye |
 Perry Lopez | Cast | Actor | Mario Amato |
 Peter Hansen | Cast | Actor | Detective Connors |
 Peter J. Votrian | Cast | George Pasmonick | |
Renata Vanni | Cast | Actress | Anna Amato |
 Rod Taylor | Cast | Actor | John Brodie Evans (as Rodney Taylor) |
 Stanley Adams | Cast | Actor | Hammy |
 Tina Carver | Cast | Actress | Bessie Coster |
 William Demarest | Cast | Actor | Dan Bianco |
 Willis Bouchey | Cast | Actor | Police Lt. Paul Neville |
| Person | Type | Job | Role(s) |
