Blood of the Vampire

Also known as La sangre del vampiro, Der Dämon mit den blutigen Händen, Sangue de Vampiro, Le sang du vampire, To Aima tou Vrykolaka

“Nothing Like It This Side of Hell!”

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.