Director/a
Jean Yarbrough
DIRECTOR/A
Escritor/a
Charles R. Marion
ESCRITOR/A
Bert Lawrence
Reparto (por orden de créditos)
Leo Gorcey
Slip Mahoney
Huntz Hall
Sach
Gabriel Dell
Gabe Moreno
Alan Napier
Dr. Druzik
Jane Adams
Nancy Marlowe
William 'Billy' 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
Fred Aldrich
Carnival Patron (uncredited)
Stanley Blystone
Henchman (uncredited)
Anna Chandler
Woman (uncredited)
Kit Guard
Benny, Who Announces Fire at Sam's (uncredited)
Frank O'Connor
Tim O'Connor
Hoskins Boy (uncredited)
Kent Odell
Whitey Roberts
Juggler (uncredited)
Sammy Shack
Harry Tyler
Constable Isiah Hoskins (uncredited)
