William Peter Blatty on The Exorcist from Novel to Film

In William Peter Blatty on The Exorcist: From Novel to Film, the New York Times bestselling author reveals the real-life incidents that inspired his famous novel and how it evolved into the groundbreaking Academy Award-winning screenplay of the 1973 groundbreaking William Friedkin film.

Featuring the original, controversial ending of the novel, and both the first draft of the screenplay and the sho...