Richard Greene (Beckett)
Boris Karloff (Dr. Meissen)
Stephen McNally (Count Von Bruno)
Lon Chaney, Jr. (Gargon)
Rita Corday (Elga)
Henry Corden (Fender)
Otto Waldis (Krantz)
John Hoyt (Stieken)
Michael Pate (Von Melcher)
Nancy Valentine (Therese Von Wilk)
Tudor Owen (Romley)