Terence Aloysius 'Slip' Mahoney
Leo Gorcey
Horace Debussy 'Sach' Jones
Huntz Hall
Whitey (as Billy Benedict)
William Benedict
Mrs. Cassidy
Mary Gordon
Louie
Bernard Gorcey
Marian McCormick
Jane Randolph
Mabel Dumbrowski
Judy Clark
Bobby
Bobby Jordan
Chuck
David Gorcey
Steve Trent
Douglas Fowley
Sally Turner
Marjorie Woodworth
Father Donovan
Charles D. Brown
Patrick McCormick
Paul Harvey
Director
Del Lord
Screenplay
Tim Ryan
Story
Martin Mooney
Edmond Seward
Victor Hammond