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.
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Cast
Donald Wolfit
Doctor Callistratus
Vincent Ball
Dr. John Pierre
Barbara Shelley
Madeleine Duval
Victor Maddern
Carl
William Devlin
Kurt Urach
Andrew Faulds
Chief Guard Wetzler
John Le Mesurier
Chief Justice
Bryan Coleman
Monsieur Auron
Cameron Hall
Drunken Doctor
George Murcell
First Guard
Julian Strange
Second Guard
Bruce Wightman
Third Guard
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