John Nesbitt
Narrator - Voice of the Gun (voice)
Morris Ankrum
Gangster (uncredited)
Barbara Billingsley
Johnny's Mother (uncredited)
Don Castle
Johnny's Father (uncredited)
Mahlon Hamilton
Gambler (uncredited)
Jimmy Hunt
Johnny (uncredited)
Mitchell Lewis
Gun Shop Proprietor (uncredited)
Gil Perkins
Bouncer at Gambling House (uncredited)
Brick Sullivan
Murdered Policeman (uncredited)
Tony Taylor
Little Boy Who Shoots Rusty (uncredited)
