 Bette DavisMargaret DeLorca / Edith Phillips | Margaret DeLorca / Edith Phillips |
 Karl MaldenSergeant Jim Hobbson | Sergeant Jim Hobbson |
 Peter LawfordTony Collins | Tony Collins |
 Philip CareySergeant Hoag | Sergeant Hoag |
 Jean HagenDede Marshall | Dede Marshall |
 George MacreadyPaul Harrison | Paul Harrison |
 Estelle WinwoodDona Anna | Dona Anna |
 George ChandlerGeorge, Chauffeur | George, Chauffeur |
| MMario AlcaldeGarcia | Garcia |
 Cyril DelevantiHenry, the Butler | Henry, the Butler |
| MMonika HenreidJanet | Janet |
 Bert RemsenDaniel 'Dan' Lister, Bartender | Daniel 'Dan' Lister, Bartender |
 Charles WattsApartment Manager | Apartment Manager |
 Ken LynchCaptain Johnson | Captain Johnson |
 Jon LormerAlonzo (uncredited) | Alonzo (uncredited) |
| PPerry BlackwellOrganist at Edie's Bar (uncredited) | Organist at Edie's Bar (uncredited) |
 Charles MeredithDefense Attorney (uncredited) | Defense Attorney (uncredited) |
| BBryan O'ByrneBeemis (uncredited) | Beemis (uncredited) |
 Leoda RichardsParty Guest (uncredited) | Party Guest (uncredited) |
 Connie CezonMargaret DeLorca (uncredited) | Margaret DeLorca (uncredited) |
 Charles FredericksTom Marshall (uncredited) | Tom Marshall (uncredited) |
| HHerschel GrahamFuneral Attendee (uncredited) | Funeral Attendee (uncredited) |
