Anthony D. Call

The "Shock Docs" series' latest installment explores the chilling history of the Amityville, New York home known as the most haunted house in America and location of the horrific mass murder of six family members in 1974.

The Exorcist has terrified audiences since 1973, but few know the story is true. For the first time on television, investigators expose shocking secrets about the real-life exorcism of a 13-year-old boy that inspired an iconic horror film.

Follows an in-depth investigation into the alien epicenter to help residents of the Hudson Valley, New York, find explanations for their unearthly and sometimes violent encounters.