The East Side Kids discover that one of their own, Danny, is torn between staying in school and becoming a boxer, and is getting mixed up with gangsters.
Leo Gorcey
as Muggs McGinnis
Bobby Jordan
as Danny Breslin
Huntz Hall
as Limpy
Warren Hull
as Officer Tom Brady
Charlotte Henry
as Mary Breslin
Keye Luke
as Clancy
Bobby Stone
as Monk Martin
Donald Haines
as Skinny, red-haired kid
Sunshine Sammy Morrison
as Scruno
David Gorcey
as PeeWee
Martha Wentworth
as Mrs. Brady
Jack Mulhall
as Cop at Prizefight with the Lieutenant
