Leo Gorcey
— Terence Aloysius 'Slip' Mahoney
Huntz Hall
— Horace Debussy 'Sach' Jones
Anne Kimbell
— Ellie Mae Smith
Oliver Blake
— Clem Smith
Bernard Gorcey
— Louie Dumbrowsky
David Gorcey
— (as David Condon) Butch, bowery boy
Benny Bartlett
— Chuck, bowery boy
Paul Wexler
— Luke Smith
Robert Easton
— Caleb Smith
O.Z. Whitehead
— Yancy Smith
Dorothy Ford
— Tiny Smith
Russell Simpson
— Grandpa Smith
Lyle Talbot
— Big Jim, bank robbery leader
Benny Baker
— Corky, bank robber in black
Leo 'Ukie' Sherin
— Piggy, derbied bank robber
Robert Bray
— Private Eye in black coat
Robert Keys
— Private Eye in grey coat
Fuzzy Knight
— The Tow-mule Driver
Elizabeth Russell
— Ma Smith
Arthur Space
— Mr. Thompson
Stanley Blystone
— The Sheriff