출연진
벨라 루고시
Dr. Paul Carruthers
Suzanne Kaaren
Mary Heath
Dave O'Brien
Johnny Layton
Guy Usher
Henry Morton
Yolande Donlan
Maxine
Donald Kerr
'One-Shot' McGuire
Edmund Mortimer
Martin Heath
Gene O'Donnell
Don Morton
Alan Baldwin
Tommy Heath
John Ellis
Roy Heath
Arthur Q. Bryan
Joe McGinty
Hal Price
Chief Wilkins
John Davidson
Prof. Percival Garland Raines
Billy Griffith
Coroner (scenes deleted)
Wally Rairden
Walter King