| Person | Type | Job | Role(s) |
|---|---|---|---|
 Karl Brown | Crew | Writing | Screenplay |
Leonard Fields | Crew | Production | Associate Producer |
Malcolm Stuart Boylan | Crew | Writing | Screenplay |
William Morgan | Crew | Directing | Director |
Phillips Lord | Crew | Crew | Radio Play |
 Alan Edwards | Cast | Actor | Grew |
 Anne O'Neal | Cast | Actress | Martha |
 Archie Twitchell | Cast | Motorcycle Officer | |
 Ben Welden | Cast | Actor | Monk Westman |
Billy Mitchell | Cast | Actor | Hotel Desk Clerk |
 Charles Arnt | Cast | Actor | Herman Winkle |
 Charles Halton | Cast | Actor | Hazelton - Barrett's Aide |
Charles Williams | Cast | Actor | Detective in Café (uncredited) |
 Dave Willock | Cast | Actor | Hypo |
 Dennis O'Keefe | Cast | Actor | P. Cadwallader Jones |
 Dewey Robinson | Cast | Actor | Detective in Café |
 Dick Elliott | Cast | Actor | Detective in Café |
 Eddie Acuff | Cast | Actor | Cabbie |
 Eddie Gribbon | Cast | Actor | Detective in Café |
 Edwin Stanley | Cast | Actor | Public Defender |
 Emmett Vogan | Cast | Actor | Atty. Murphy |
 Florence Rice | Cast | Actress | Terry Parker |
 Frank Hagney | Cast | Actor | Henchman |
 Fred Kelsey | Cast | Actor | Officer McCloskey |
George Watts | Cast | Judge White | |
 Grady Sutton | Cast | Actor | Hat Salesman |
Gus Glassmire | Cast | Merchants Bank Manager | |
 Helen Brown | Cast | Actress | Mrs. Paul Hyde |
 Hugh Prosser | Cast | Actor | Barrett's Aide |
 Jack Carr | Cast | Actor | Joe |
Jane Keckley | Cast | Actress | Irate Motorist |
 Jessie Arnold | Cast | Actress | Winkle's Landlady |
 Joan Blair | Cast | Actress | Betty Paradise |
John Butler | Cast | Actor | Detective in Café |
 Minor Watson | Cast | Actor | Arthur Barret |
 Norma Varden | Cast | Actress | Hat Saleswoman |
 Peter Lorre | Cast | Actor | Paul Hyde |
 Robert Strange | Cast | Actor | Westman's Attorney |
 Sarah Edwards | Cast | Actress | Miss Petherby |
 Stanley Ridges | Cast | Actor | District Attorney Tom F. Winton |
 Tommy Cook | Cast | Actor | Newspaper Boy |
 Vince Barnett | Cast | Actor | Coroner's Messenger |
 William Benedict | Cast | Actor | Office Boy |
| Person | Type | Job | Role(s) |
