 Spencer TracySaint Louis | Saint Louis |
 Claire LuceJudy Fields | Judy Fields |
 Warren HymerDannemora Dan | Dannemora Dan |
 Humphrey BogartSteve Jordan | Steve Jordan |
 William Collier Sr.Pop | Pop |
| JJoan Marie LawesJean | Jean |
 Marion AyeActress (uncredited) | Actress (uncredited) |
 Ward BondInmate Socked by Saint Louis (uncredited) | Inmate Socked by Saint Louis (uncredited) |
| JJoe BrownDeputy Warden (uncredited) | Deputy Warden (uncredited) |
 Bob BurnsSlim - Bazooka Player (uncredited) | Slim - Bazooka Player (uncredited) |
 Eddy ChandlerGuard (uncredited) | Guard (uncredited) |
 Edythe ChapmanMrs. Jordan (uncredited) | Mrs. Jordan (uncredited) |
 Harvey ClarkNash (uncredited) | Nash (uncredited) |
 Dick CurtisNew Inmate (uncredited) | New Inmate (uncredited) |
 Mike DonlinUpstate Baseball Manager (uncredited) | Upstate Baseball Manager (uncredited) |
 Noel FrancisSophie (uncredited) | Sophie (uncredited) |
| AAlthea HenleyCynthia Jordan (uncredited) | Cynthia Jordan (uncredited) |
| EElizabeth KeatingMay (uncredited) | May (uncredited) |
| HHelen KeatingJune (uncredited) | June (uncredited) |
 Richard KeeneDick (uncredited) | Dick (uncredited) |
 Sharon LynnEdith La Verne (uncredited) | Edith La Verne (uncredited) |
 George MacFarlaneWhiteley (uncredited) | Whiteley (uncredited) |
 Wilbur MackHonest John Jessup (uncredited) | Honest John Jessup (uncredited) |
 Louise MackintoshMrs. Massey (uncredited) | Mrs. Massey (uncredited) |
 Goodee MontgomeryKit (uncredited) | Kit (uncredited) |
 Robert Emmett O'ConnorPrison Warden (uncredited) | Prison Warden (uncredited) |
 Robert ParrishBoy (uncredited) | Boy (uncredited) |
| CClaude PaytonGuard (uncredited) | Guard (uncredited) |
 Steve PendletonMorris (uncredited) | Morris (uncredited) |
 Pat SomersetBeauchamp (uncredited) | Beauchamp (uncredited) |
