Tom Dugan
'Lock' Man - Inventor (uncredited)
John Ridgely
Gas Station Proprietor
George E. Stone
Toad
Joe Sawyer
Red
Humphrey Bogart
Frank Wilson
Henry Travers
Pop
John Litel
Attorney Carey
Frank Faylen
Boat Tour Guide (uncredited)
Harold Huber
Scappa
Herbert Rawlinson
District Attorney
Gale Page
Madge Stone
Joe Downing
Smitty
Joe King
Prison Guard
Joseph Crehan
Warden of Sing Sing
Billy Halop
John 'Johnny' Stone
Eddie 'Rochester' Anderson
Sam (uncredited)
Harvey Stephens
Fred Burke
Frank Mayo
Keeper Collins (uncredited)