The gang is sent to the Wilton Reform School after they are unjustly convicted of stealing a truck. Bill Collins, brother of co-leader Danny, becomes involved in a killing and, while also innocent, is convicted and sentenced to death. Through a series of events, Muggs, Glimpy, Danny and the rest of the gang, learn that Knobby, a henchman of Luke Manning, knows something about the murder.
Leo Gorcey
Bobby Jordan
Huntz Hall
Billy Gilbert
Guinn "Big Boy" Williams
Douglas Fowley
Joan Barclay
Warren Hymer
Ann Doran
Jack Mulhall
Gabriel Dell
Sidney Miller
David Gorcey
Bobby Stone
Dick Ryan
Benny Rubin
Bill Lawrence
Stanley Blystone
Frank O'Connor
Charles Sullivan