Slip Mahoney
Leo Gorcey
Horace DeBussy 'Sach' Jones, aka The Bowery Thrush
Huntz Hall
Bimbo
Paul Bryar
Joe Ricco
Matty King
Teddy Davis (as William Vincent)
Sailor Vincent
Lola Stanton
Adele Jergens
Gabe Moreno
Gabriel Dell
Rick Martin
Craig Stevens
Sally Dolan
Phyllis Coates
Louie Dumbrowsky
Bernard Gorcey
Whitey (as William Benedict)
William Benedict
Butch
Buddy Gorman
Chuck
David Gorcey
Director
William Beaudine
Story
Charles R. Marion
Screenplay
Dialogue
Bert Lawrence
Producer
Jan Grippo
Director of Photography
Marcel Le Picard
Editor
William Austin
Art Direction
Dave Milton
Set Decoration
Raymond Boltz Jr.
Production Supervisor
Allen K. Wood
Assistant Director
William A. Calihan Jr.
Sound Recordist
Tom Lambert
Music Director
Edward J. Kay
Continuity
Ilona Vas