Bela Lugosi
Prof Leonide
Acting
George Zucco
Dr. Josef Van Ee
Acting
Nat Pendleton
Bill 'Bull' Raymond
Acting
Molly Lamont
Laura Van Ee
Acting
Joyce Compton
Jane Cornell
Acting
Gladys Blake
Lilly Beth
Acting
Roland Varno
Ward Van Ee
Acting
Angelo Rossitto
Indigo
Acting
Douglas Fowley
Terry Lee
Acting
Stanley Andrews
Pathologist
Acting
Lee Bennett
Rene the Killer
Acting
Stanley Price
Autopsy Surgeon
Acting
Dorothy Christy
Mrs. Williams (uncredited)
Acting