IMDb
5.5 /10
2k votes


Horror · Science Fiction · 1958 · 1h 27min
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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Available in United States (data from JustWatch via TMDB · click → opens in provider)
IMDb
5.5 /10
2k votes
Rotten Tomatoes
27 /100
—
Metacritic took the day off
TMDB
5.8 /10
42 votes
Letterboxd
5.5 /10
—
Weighted average
4.8/10