Rosemary's Baby is a 1968 American horror/thriller film written and directed by Roman Polanski, based on the bestselling 1967 novel of the same name by Ira Levin. The film received mostly positive reviews and earned numerous nominations and awards. The film has led to numerous references in film, television, music and other media. The film was positioned 9th in the AFI's 100 Years…100 Thrills list.