| Person | Type | Job | Role(s) |
|---|---|---|---|
 Basil Dickey | Crew | Writing | Screenplay |
 Ford Beebe | Crew | Directing | Director |
Fran Striker | Crew | Writing | Characters |
Fred MacIsaac | Crew | Writing | Writer |
George H. Plympton | Crew | Writing | Screenplay |
John Rawlins | Crew | Directing | Director |
Sherman L. Lowe | Crew | Writing | Screenplay |
 Al Bridge | Cast | Actor | Ship's Captain |
Alan Gregg | Cast | Actor | Injured Truck Driver |
Allan Cavan | Cast | Actor | Police Chief Harding |
Allen Wood | Cast | Actor | Photographer |
 Anne Nagel | Cast | Actress | Lenore Case |
 Arthur Loft | Cast | Actor | Tauer - Chief Gangster |
 Barry Sullivan | Cast | Actor | Thug in Car's Back Seat |
Bert Young | Cast | Silk Truck Passenger | |
 Bob Kortman | Cast | Actor | Gang Farmhouse Owner |
 C. Montague Shaw | Cast | Actor | Weaver - Gang Chemist |
Charles Miller | Cast | Actor | George K. Otterson |
Clarence Straight | Cast | Actor | Snipe's Partner |
Dick Rush | Cast | Actor | Policeman at Breedon's Home |
 Dorothy Lovett | Cast | Actress | Frances Grayson / Stella Merja |
Earl Gunn | Cast | Manning #2 - Thug | |
Ed Payson | Cast | Al - Thug at Locust St. Warehouse | |
 Eddie Acuff | Cast | Actor | Lowery - a Reporter |
 Eddie Dew | Cast | Actor | Henchman-Delivery Man |
 Eddie Dunn | Cast | Actor | Foley - Racketeer |
 Eddie Parker | Cast | Actor | Henchman with Dolan |
 Edward Hearn | Cast | Actor | Patrol Cop |
 Ethan Laidlaw | Cast | Actor | Jenkins, aka Jennings |
Eugene L. Eubank | Cast | Theodore - Crooked Financier | |
 Forrest Taylor | Cast | Actor | Snipe - Foranti Thug |
 Frank Ellis | Cast | Actor | Bill, Steel Mill Guard |
 Frank Hagney | Cast | Actor | Warehouse Truck Loader |
 Frank O'Connor | Cast | Actor | Police Patrolman |
 George Magrill | Cast | Actor | Spike - Henchman with Bordine |
Hal Craig | Cast | Actor | Police Patrolman |
 Harry Cording | Cast | Actor | Dannick - Crooked Construction Foreman |
Harry Fleischmann | Cast | Gault | |
 Harry Strang | Cast | Actor | Joe - Henchman |
Irving Mitchell | Cast | Breedon | |
 Jack Cheatham | Cast | Actor | Pete - Steelmill Watchman |
 Jack Perrin | Cast | Actor | Gunner - Army Deserter |
 James Blaine | Cast | Actor | Jason Eldridge |
 James Seay | Cast | Actor | Bordine - a Gangster |
 Jason Robards Sr. | Cast | Actor | Foley's Bodyguard |
 Jean Brooks | Cast | Actress | Gloria Manning |
Jerry Frank | Cast | Silk Truck Driver | |
Jimmy O'Gatty | Cast | Actor | Jasper Vale - Arsonist |
 Joe Devlin | Cast | Actor | Joe Dolan - Henchman |
 John Holland | Cast | Actor | Grinson - Foreign Agent |
 John Merton | Cast | Actor | Thug at Rear of Truck |
 Joseph Forte | Cast | Actor | Miss Grayson's Butler |
 Karl Hackett | Cast | Actor | Hansen, the Stranger |
 Keye Luke | Cast | Actor | Kato |
 Lane Chandler | Cast | Actor | Cop Car-Chasing Foranti |
 Louise Currie | Cast | Actress | Bordine's Girlfriend |
 Nestor Paiva | Cast | Actor | Rufus - Henchman in Hawaii |
 Pat O'Malley | Cast | Actor | Editor Gunnigan |
 Paul McVey | Cast | Actor | Kenneth North |
Phil Warren | Cast | C. Smith - Thug | |
 Philo McCullough | Cast | Actor | Milton - Chief Plant Guard |
 Pierce Lyden | Cast | Actor | Tonjes - Gang Pilot |
 Pierre Watkin | Cast | Actor | Boss Crogan |
 Ralph Brooks | Cast | Actor | Cain's Assistant |
 Ray Teal | Cast | Actor | Chief Guard at Steel Mill |
 Reed Howes | Cast | Actor | Policeman at Breedon's House |
Richard Kipling | Cast | Dr. J.C. Bedloe | |
 Richard Travis | Cast | Actor | Nightclub Headwaiter |
Robert Barron | Cast | Actor | Haggis - Crooked Nightclub Owner |
 Roy Barcroft | Cast | Actor | Cop at Newspaper Truck Vandalism |
 Stephen Chase | Cast | Actor | Mr. Evans - Construction Engr. |
Thomas Mizer | Cast | Newspaper Truck Driver | |
 Tom London | Cast | Actor | Thug with Explosives |
 Wade Boteler | Cast | Actor | Michael Axford |
 Walter Sande | Cast | Actor | Thug Boss at Gold Star Warehouse |
 Warren Hull | Cast | Actor | Britt Reid / Green Hornet |
 William Forrest | Cast | Actor | Frederick Harper |
 William Hall | Cast | Don DeLuca - Henchman | |
 William P. Carleton | Cast | Actor | Gloria's Father |
William Ruhl | Cast | Actor | J.E. Lynch - Gang Attorney |
 Jack Rube Clifford | Cast | Actor | McCoig - Homeowner Thug |
 Chuck Hamilton | Cast | Actor | Policeman at Breedon's House |
Jack Ellis | Cast | Franks - Gangster | |
Alfred Hall | Cast | Mr. Marsden | |
Jay Michael | Cast | Foranti - Construction Racketeer | |
Henrietta Burnside | Cast | Actress | Mrs. Carter - Widow |
Frank Hoose | Cast | Crawford - Crooked Executive | |
| Person | Type | Job | Role(s) |
