Horror Sci-Fi
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.
Directed by
Henry Cass
Written by
Jimmy Sangster
Victor Maddern
Carl
Vincent Ball
Dr. John Pierre
Barbara Shelley
Madeleine Duval
Bernard Bresslaw
Tall Sneak Thief
Donald Wolfit
Doctor Callistratus
Hal Osmond
Small Sneak Thief
John Le Mesurier
Chief Justice
Andrew Faulds
Chief Guard Wetzler
Cameron Hall
Drunken Doctor
Patricia Phoenix
Woman
Milton Reid
Executioner
William Devlin
Kurt Urach
Bryan Coleman
Monsieur Auron
George Murcell
First Guard
Julian Strange
Second Guard
Bruce Wightman
Third Guard
Barbara Burke
Housekeeper
Jack Carter
Man in Court (uncredited)

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