| 角色 | 饰演者 | 角色介绍 |
| Detective Lieutenant Jim Logan | 布鲁斯·卡伯特 | |
| J.G. Bliss | 丽塔·海华斯 | |
| Chuck Brown | Marc Lawrence | |
| Henchman Hank | Richard Fiske | |
| Police Captain H.J. Raines | 莫洛尼·奥尔森 | |
| Ed Briggs | Norman Willis | |
| Detective Blake | Gene Morgan | |
| Detective Thurston | Robert Paige | |
| R.E. Jamison | Lee Prather | |
| Henchman Specks | Eddie Fetherston | |
| Police Commissioner G.W. Caldwell | Stanley Andrews | |
| Curtis - Crime Lab Technician (uncredited) | Hooper Atchley | |
| Joe (uncredited) | Harry Bernard | |
| Secretary (uncredited) | Beatrice Blinn | |
| Police Photographer (uncredited) | Stanley Brown | |
| Citizen League Member (uncredited) | Georgie Cooper | |
| Citizen League Member (uncredited) | Nell Craig | |
| Stewardess (uncredited) | Beatrice Curtis | |
| Radio Broadcaster (uncredited) (voice) | Dick Curtis | |
| Henchman Trigger (uncredited) | George DeNormand | |
| Miller - the Junk Dealer (uncredited) | Joe De Stefani | |
| Nurse (uncredited) | 安·多兰 | |
| Gangster Shot by Brown (uncredited) | Lester Dorr | |
| Detective (uncredited) | Frank Fanning | |
| Henchman at Pier (uncredited) | Kit Guard | |
| Boat Captain (uncredited) | George Lloyd |
