A man and wife are terrorized by Mad Scientist Dr. Callistratus who was executed but has returned to life with a heart transplant. Along with his crippled assistant Carl, the 'anemic' Mad Scientist, believed to be a vampire, conducts blood deficiency research on the inmates of a prison hospital for the criminally insane to sustain his return to life.
Release Date: 1958-08-25

Donald Wolfit

Vincent Ball

Barbara Shelley

Victor Maddern
William Devlin

Andrew Faulds

John Le Mesurier
Bryan Coleman

Cameron Hall
George Murcell