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To quote the imdb: "When a naive young woman marries a rich widower, they settle in his gigantic mansion, where she finds the memory of the first wife maintaining a grip on her husband and the servants." If you know movies, you can fill this one in:
Answer: Rebecca
The Oscar-Winning movie of 1940, directed by Hitchcock, starring Joan Fontaine, Laurence Olivier (in his pre-Sir, pre-Lord period), and Judith Anderson, in her pre-Dame days, as the nasty Mrs. Danvers. Boo! Hiss!