| Person | Type | Job | Role(s) |
|---|---|---|---|
 Horace McCoy | Crew | Writing | Screenplay |
 J. Edgar Hoover | Crew | Writing | Book |
 Louis King | Crew | Directing | Director |
 William R. Lipman | Crew | Writing | Screenplay |
 Archie Twitchell | Cast | Co-Pilot (uncredited) | |
 Buster Brodie | Cast | Actor | Little Bald Man at Bar (uncredited) |
 Dennis Morgan | Cast | Actor | Mike Flagler |
 Dick Winslow | Cast | Actor | Page (uncredited) |
 Eddie Acuff | Cast | Actor | Collins (uncredited) |
 Fritzi Brunette | Cast | Actress | Automobile Passenger (uncredited) |
 Helen Twelvetrees | Cast | Actress | Helen Griswold |
 Ivan Miller | Cast | Actor | Chief Porter (uncredited) |
 J. Carrol Naish | Cast | Actor | Freddie 'Gunner' Martin |
 James Pierce | Cast | Actor | G-Man (uncredited) |
 Janet Waldo | Cast | Actress | Ruth Waldron |
 Jeffrey Sayre | Cast | Actor | Onlooker at Arrest (uncredited) |
 John Eldredge | Cast | Actor | Chief Agent Gordon Kingsley |
 John Hart | Cast | Actor | Male Stenographer |
 John Hartley | Cast | Actor | Joe Butler |
 John Shelton | Cast | Actor | Photographer (uncredited) |
 Judith Barrett | Cast | Actress | Blase Blonde |
 Leona Roberts | Cast | Actress | Ma Bronson |
 Lillian Yarbo | Cast | Actress | Beauty Parlor Maid |
 May Boley | Cast | Actress | Mme. Thompson |
 Pat O'Malley | Cast | Actor | Deputy Driver (uncredited) |
 Patricia Morison | Cast | Actress | Dorothy Bronson |
Phil Warren | Cast | Curly | |
 Raymond Hatton | Cast | Actor | Hadley (uncredited) |
 Richard Carle | Cast | Actor | Zeke Bronson |
 Richard Denning | Cast | Actor | Powder, Henchman |
 Roy Gordon | Cast | Actor | John Nast |
 Sam Ash | Cast | Actor | FBI Driver (uncredited) |
 Sarah Edwards | Cast | Actress | Beauty Shop Proprietor (uncredited) |
 Stanley Price | Cast | Actor | Nicky Ellis (uncredited) |
 Syd Saylor | Cast | Actor | Gas Station Attendant (uncredited) |
 Theodore von Eltz | Cast | Actor | Attorney Jenson (uncredited) |
 Virginia Vale | Cast | Actress | Flo |
 William Collier Sr. | Cast | Actor | Burt Nast |
 William Frawley | Cast | Actor | Alec Inglis |
 William Haade | Cast | Actor | First Mate (uncredited) |
 William Henry | Cast | Actor | Agent Dan Waldron |
 Lynne Overman | Cast | Actor | Agent Pete Griswold |
| Person | Type | Job | Role(s) |
