Cast
Huntz Hall
Sach
Skelton Knaggs
Hugo
Leo Gorcey
Slip Mahoney
Gabriel Dell
Gabe Moreno
Jane Adams
Nancy Marlowe
Glenn Strange
Atlas the Monster
Chester Clute
Mike Barton
Alan Napier
Dr. Druzik
Bernard Gorcey
Louie
Benny Bartlett
Butch
Minerva Urecal
Mrs. Hoskins
Robert Coogan
Young Man
William Benedict
Whitey
David Gorcey
Chuck