I've never found Mia Farrow to be a very versatile actor, but she certainly delivers the best performance of her career in this gripping story of Satanic manipulation. "Rosemary" is married to "Guy" (John Cassavetes) and they live in one of those lovely great buildings that overlook New York's Central Park. Their neighbours are a bit eccentric, to day the least, with "Minnie" (the almost perfect Ruth Gordon) and "Roman" (Sidney Blackmer) chief amongst those who take an increasing interest in this couple when it appears that a baby is on the way. Gradually, she begins to suspect that something ...