Here are the real events that inspired — and were inspired by — William Friedkin's horror masterpiece. Blatty first heard about the case of “Roland Doe” when he was a student at Georgetown University.

In a recent note, the International Association of Exorcists (IAE) offers some important clarifications regarding the practice of exorcism, in light of various errors that have come to affect some ...

Most people may not know what it’s actually like to be an exorcist. Exorcism came to everyone’s attention with the release of the 1973 film The Exorcist, which was based on the book The Exorcist by ...

The real-life exorcism at the heart of "The Ritual," a new horror thriller opening in movie theaters June 6, has a Wisconsin prologue. "The Ritual" recounts a 1928 exorcism conducted at a convent in ...

The ‘70s were a big decade for Lucifer. The Exorcist came out in late ‘73, Anton LaVey was really feeling himself with the growing popularity of his Church of Satan, and his book, The Satanic Bible, ...

Last week, evangelist Bob Larson appeared on Anderson Cooper 360 to discuss an exciting new business opportunity: exorcism via Skype. Larson claims that exorcism over streaming internet video can be ...

As the spooky season continues, check out these 10 Hollywood horror movies that are inspired by real-life events and stories. Read on.

Warning: This article contains spoilers for The Exorcist. As written by William Peter Blatty, both in his original novel and his Academy Award-winning screenplay, The Exorcist (1973) did not happen.