You are watching Blood of the Vampire the movie produced in United Kingdom belongs with duration 87 Min in Category Horror,Science Fiction,. broadcast at streamingjoy.com , by [ Artistes Alliance Ltd. ] 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..