The Exorcist same name, and starring Ellen Burstyn, Linda Blair, Max von Sydow, and Jason Miller. The film is part of "The Exorcist" franchise. The book, inspired by the 1949 exorcism of Roland Doe, deals with the demonic possession of a 12-year-old girl and her mother's attempts to win back her child through an exorcism conducted by two priests. The adaptation is relatively faithful to the book, which itself has been commercially successful (hitting the "New York Times" bestseller list). John Boorman's "" was released in 1977, and revisited Regan four years after her initial ordeal. The plot dealt with an investigation
Regan MacNeil Regan is revealed to have psychic healing powers (the reason why the demon attacked her previously). For "The Exorcist III", Carolco Pictures had the idea of a grown up Regan who gives birth to possessed twins but it was abandoned and the story was switched to Blatty's novel "Legion" instead. John Carpenter was asked to direct "The Exorcist III", but backed out when he realized William Peter Blatty really wanted to direct himself and because of creative differences, however they remained friends. Regan McNeil appears in the television series "The Exorcist". As an adult she changed her name to Angela