Leo Gorcey
— Terence Aloysius 'Slip' Mahoney
Huntz Hall
— Horace Debussy 'Sach' Jones
Ted de Corsia
— Duke
Allen Jenkins
— Weepin' Willie
Gloria Saunders
— Terry Flynn
Tim Ryan
— Flynn
William Benedict
— Whitey (as William Benedict)
Bernard Gorcey
— Louis Xavier 'Louie' Dumbrowsky
David Gorcey
— Chuck (as David Condon)
Benny Bartlett
— Butch (as Bennie Bartlett)
Michael Ross
— Swifty (as Mike Ross)
Peggy Wynne
— Mazie
Sam Balter
— Announcer
Leo 'Ukie' Sherin
— Groom
Bob Peoples
— Uniformed Guard
Ray Page
— Evans
Darr Smith
— Pinkerton Man
Smoki Whitfield
— Groom Shooting Craps