The wife and mistress of a loathed school principal hatch a plan to murder him while having the perfect alibi. They carry out the plan...but then his body disappears.
People are mysteriously disappearing near a remote Cornish village, where a scientist is experimenting with reviving the dead.
A millionaire, who drove his wife to commit suicide, starts believing that he is being haunted by her spirit.
Nurse Charlotte Beale arrives at the isolated Stephens Sanitarium to work, only to learn that Dr. Stephens was murdered by one of the patients and his successor, Dr. Geraldine Masters, is not very eager to take on new staff. Charlotte finds her job maddeningly hard as the patients torment and har...