 David WayneMartin W. Harrow | Martin W. Harrow |
 Howard Da SilvaInspector Carney | Inspector Carney |
 Martin GabelCharlie Marshall | Charlie Marshall |
 Luther AdlerDan Langley | Dan Langley |
 Steve BrodiePolice Lt. Becker | Police Lt. Becker |
 Raymond BurrPottsy | Pottsy |
 Glenn AndersRiggert | Riggert |
 Norman LloydSutro | Sutro |
 Walter BurkeMacMahan | MacMahan |
 John MiljanBlind Baloon Vendor | Blind Baloon Vendor |
| RRoy EngelPolice Chief Regan | Police Chief Regan |
 Janine PerreauThe Last Little Girl | The Last Little Girl |
 Leonard BremenLemke (as Lennie Bremen) | Lemke (as Lennie Bremen) |
| BBenny BurtJansen | Jansen |
| BBernard SzoldBradbury Bldg. Watchman | Bradbury Bldg. Watchman |
| RRobin FletcherElsie Coster | Elsie Coster |
 Karen MorleyMrs. Coster | Mrs. Coster |
 Jim BackusThe Mayor | The Mayor |
 Jorja CurtrightMrs. Stewart | Mrs. Stewart |
| FFrances KarathLittle Girl in Hallway | Little Girl in Hallway |
| AAbdullah AbbasMan in Mob (uncredited) | Man in Mob (uncredited) |
 Fred AldrichSam (uncredited) | Sam (uncredited) |
 Don AndersonSpeakeasy Patron (uncredited) | Speakeasy Patron (uncredited) |
 Al BainMan in Mob (uncredited) | Man in Mob (uncredited) |
| BBenjie BancroftCab Driver (uncredited) | Cab Driver (uncredited) |
 George BarrowsPoliceman (uncredited) | Policeman (uncredited) |
| IIvan BellMan in Mob (uncredited) | Man in Mob (uncredited) |
 Madge BlakePolice Station Witness (uncredited) | Police Station Witness (uncredited) |
| WWillie BloomMan in Mob (uncredited) | Man in Mob (uncredited) |
 Ewing Miles BrownMinor Role (uncredited) | Minor Role (uncredited) |
