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Rosemary's Baby is a famous horror movie directed by Roman Polanski and released in 1968. It stars John Cassavetes as Guy Woodhouse, a struggling actor who moves with his wife Rosemary (Mia Farrow) to a New York City apartment building that is owned by a mysterious landlord named Roman Castevet (Sidney Blackmer). Rosemary becomes pregnant and suspects that her neighbors are plotting to use her baby for satanic rituals.