| Person | Type | Job | Role(s) |
|---|---|---|---|
 Albert S. D'Agostino | Crew | Art | Art Direction |
 Arthur Siteman | Crew | Production | Unit Production Manager |
Bartlett Cormack | Crew | Writing | Theatre Play |
 Carey Loftin | Crew | Crew | Stunts |
Clem Portman | Crew | Sound | Sound |
Cliff P. Broughton | Crew | Production | Production Supervisor |
Darrell Silvera | Crew | Art | Set Decoration |
Edmund Grainger | Crew | Production | Producer |
Frank McWhorter | Crew | Sound | Sound |
George E. Diskant | Crew | Camera | Director of Photography |
 Howard Hughes | Crew | Crew | Presenter |
Jack Okey | Crew | Art | Art Direction |
James E. Casey | Crew | Directing | Assistant Director |
 John Cromwell | Crew | Directing | Director |
 John Daheim | Crew | Crew | Stunts |
Larry Germain | Crew | Costume & Make-Up | Hairstylist |
 Mel Berns | Crew | Costume & Make-Up | Makeup Artist |
 Michael Woulfe | Crew | Costume & Make-Up | Costume Design |
Paul Sawtell | Crew | Sound | Original Music Composer |
Sherman Todd | Crew | Editing | Editor, Co-Director |
 W.R. Burnett | Crew | Writing | Screenplay |
William Stevens | Crew | Art | Set Decoration |
William Wister Haines | Crew | Writing | Screenplay |
Alexander Kahle | Crew | Camera | Still Photographer |
Al Murphy | Cast | Newsboy (uncredited) | |
Allen Mathews | Cast | Pedestrian (uncredited) | |
Art Dupuis | Cast | Actor | Police Car Driver (uncredited) |
Bret Hamilton | Cast | Reporter (uncredited) | |
Brett King | Cast | Actor | Joe Scanlon |
Bud Wolfe | Cast | Actor | Detective with Johnson at the Paradise Club (uncredited) |
 Charles Sherlock | Cast | Actor | Pedestrian (uncredited) |
 Dick Gordon | Cast | Actor | Pedestrian (uncredited) |
 Don Beddoe | Cast | Actor | Mitchell (uncredited) |
 Don Dillaway | Cast | Actor | Harris (uncredited) |
 Don Porter | Cast | Actor | R. G. Connolly |
Duke Taylor | Cast | Policeman (uncredited) | |
 Eddie Parker | Cast | Actor | Garage Roof Thug (uncredited) |
 Eric Alden | Cast | Actor | Sergeant (uncredited) |
 Frank Marlowe | Cast | Actor | Pedestrian with Morning Newspaper (uncredited) |
George Sherwood | Cast | Actor | Douglas (uncredited) |
 Gregg Barton | Cast | Actor | Rookie Cop (uncredited) |
Harriet Matthews | Cast | Librarian (uncredited) | |
 Harry Lauter | Cast | Actor | Officer Mosley (uncredited) |
 Hazel Keener | Cast | Actress | Secretary (uncredited) |
 Herb Vigran | Cast | Actor | Paradise Club Manager (uncredited) |
 Herbert Lytton | Cast | Actor | Police Doctor (uncredited) |
Howard Joslin | Cast | Actor | Sgt. Werker (uncredited) |
 Howard Petrie | Cast | Actor | The Governor (uncredited) |
 Howland Chamberlain | Cast | Actor | Roy Higgins (uncredited) |
 Jack Gargan | Cast | Actor | Lewis (uncredited) |
Jack Shea | Cast | Actor | Night Desk Sergeant (uncredited) |
 Jane Easton | Cast | Operator (uncredited) | |
 Jayne Hazard | Cast | Actress | Girl (uncredited) |
John Daheim | Cast | Actor | Mannick (uncredited) |
 John McGuire | Cast | Actor | Policeman in Locker Room (uncredited) |
 Joyce Mackenzie | Cast | Actress | Mary McQuigg |
 Les Tremayne | Cast | Actor | Harry Craig |
 Lizabeth Scott | Cast | Actress | Irene Hayes |
 Matthew Boulton | Cast | Actor | Simpson (uncredited) |
 Max Wagner | Cast | Actor | Durko (uncredited) |
 Milburn Stone | Cast | Actor | Member of Craig's Team (uncredited) |
 Pat Flaherty | Cast | Actor | Car 43 Policeman (uncredited) |
 Philo McCullough | Cast | Actor | Man Seated at Bar (uncredited) |
Ralph Montgomery | Cast | Actor | Pedestrian (uncredited) |
 Ralph Peters | Cast | Actor | Davis (uncredited) |
 Ray Collins | Cast | Actor | D. A. Mortimer X. Welsh |
 Richard Karlan | Cast | Actor | Breeze Enright |
 Richard Reeves | Cast | Actor | Leo (uncredited) |
 Robert Bice | Cast | Actor | Police Dispatcher (uncredited) |
 Robert Hutton | Cast | Actor | Dave Ames |
 Robert Mitchum | Cast | Actor | Captain Thomas McQuigg |
 Robert Ryan | Cast | Actor | Nick Scanlon |
Sally Yarnell | Cast | Actress | Police Operator (uncredited) |
Stephen Roberts | Cast | Actor | Schmidt (uncredited) |
Thomas Martin | Cast | Actor | Governor's Butler (uncredited) |
 Tito Vuolo | Cast | Actor | Tony |
 Virginia Huston | Cast | Actress | Lucy Johnson |
 Walter Baldwin | Cast | Actor | Sgt. Sullivan |
 Walter Reed | Cast | Actor | Policeman at Roll Call & in Locker Room (uncredited) |
 Walter Sande | Cast | Actor | Sgt. Jim Delaney |
 William Conrad | Cast | Actor | Det. Sgt. Turk |
 William Forrest | Cast | Actor | Head of Crime Commission (uncredited) |
William J. O'Brien | Cast | Actor | Counterman / Short Order Cook (uncredited) |
 William Talman | Cast | Actor | Officer Bob Johnson |
 Mike Lally | Cast | Actor | Sergeant (uncredited) |
Joey Ray | Cast | Actor | Reporter (uncredited) |
Barry Brooks | Cast | Actor | Cameron (uncredited) |
Miles Shepard | Cast | Policeman (uncredited) | |
Ronald Lee | Cast | Elevator Boy (uncredited) | |
| Person | Type | Job | Role(s) |
