Leo Gorcey
— Slip Mahoney
Huntz Hall
— Sach Sullivan
Gale Robbins
— Gloria Williams
Gabriel Dell
— Gabe Moreno
Ben Welden
— Bull Laguna (as Ben Weldon)
William Benedict
— Whitey (as Billy Benedict)
Bobby Jordan
— Bobby
David Gorcey
— Chuck
Bernard Gorcey
— Louie
Ian Keith
— Mr. Raymond, the Hypnotist