 Humphrey BogartFrank Wilson | Frank Wilson |
 Gale PageMadge Stone | Madge Stone |
 Billy HalopJohn 'Johnny' Stone | John 'Johnny' Stone |
 John LitelAttorney Carey | Attorney Carey |
 Henry TraversPop | Pop |
 Harvey StephensFred Burke | Fred Burke |
 Harold HuberScappa | Scappa |
 Joe SawyerRed | Red |
 Joe DowningSmitty | Smitty |
 George E. StoneToad | Toad |
 Joe KingPrison Guard | Prison Guard |
 Joseph CrehanWarden of Sing Sing | Warden of Sing Sing |
 John RidgelyGas Station Proprietor | Gas Station Proprietor |
 Herbert RawlinsonDistrict Attorney | District Attorney |
 Eddie 'Rochester' AndersonSam (uncredited) | Sam (uncredited) |
 Sidney BraceyTourist on Boat (uncredited) | Tourist on Boat (uncredited) |
| EEdwin BrianBilliards Observer (uncredited) | Billiards Observer (uncredited) |
| FFrankie BurkeBilliards Player (uncredited) | Billiards Player (uncredited) |
 Eddy ChandlerAttacked Keeper (uncredited) | Attacked Keeper (uncredited) |
 Noble 'Kid' ChissellConvict (uncredited) | Convict (uncredited) |
 Martin CichyGuard (uncredited) | Guard (uncredited) |
| HHal CraigMotorcycle Policeman (uncredited) | Motorcycle Policeman (uncredited) |
 Tom Dugan'Lock' Man Inventor (uncredited) | 'Lock' Man Inventor (uncredited) |
 Edgar EdwardsTrainer (uncredited) | Trainer (uncredited) |
 Frank FaylenBoat Tour Guide (uncredited) | Boat Tour Guide (uncredited) |
| JJack A. GoodrichStenographer (uncredited) | Stenographer (uncredited) |
 John HarronConvict Remaining in Cell (uncredited) | Convict Remaining in Cell (uncredited) |
 Robert HomansKeeper Burns (uncredited) | Keeper Burns (uncredited) |
 Frank MayoKeeper Collins (uncredited) | Keeper Collins (uncredited) |
 Jack MowerKeeper Monahan (uncredited) | Keeper Monahan (uncredited) |
