Full Credits
16 members

Leo Gorcey
Slip Mahoney

Huntz Hall
Sach

Gabriel Dell
Gabe Moreno

Alan Napier
Dr. Druzik

Jane Adams
Nancy Marlowe

William Benedict
Whitey

Bernard Gorcey
Louie

Glenn Strange
Atlas the Monster

Benny Bartlett
Butch

David Gorcey
Chuck

Skelton Knaggs
Hugo
William Yetter Sr.
Otto

Minerva Urecal
Mrs. Hoskins

Chester Clute
Mike Barton
Pat Goldin
Father

Robert Coogan
Young Man
20 members
Jean Yarbrough
Director
Ilona Vas
Script Supervisor
William A. Calihan Jr.
Assistant Director
Charles R. Marion
Screenplay
Charles R. Marion
Story
Allen K. Wood
Production Supervisor
Jan Grippo
Producer
Marcel Le Picard
Director of Photography
William Margulies
Camera Operator
Harry Lewis
Grip
Edward J. Kay
Music Director
Tom Lambert
Sound
B.J. Remington
Sound
Dean Spencer
Sound
Dave Milton
Art Direction
Raymond Boltz Jr.
Set Decoration
Jack Pierce
Makeup Artist
William Austin
Editor
Otho Lovering
Supervising Film Editor
Lloyd Garnell
Gaffer