Jack and Janet Smurl claimed that a violent demon had terrorized their family for over a year The Conjuring: Last Rites is based on the alleged 1986 haunting of the Smurl family Janet and Jack Smurl claimed a demonic presence had terrorized their home and sexually assaulted Jack for over a year Ed and Lorraine Warren investigated the haunting and concluded there were four demons who terrorized their home The Conjuring’s final chapter has been written — and it follows another real-life case from paranormal investigators Ed and Lorraine Warren.

The Conjuring movie franchise has spooked audiences with chilling scenes and thrilling jump scares since 2013.

The latest entry in "The Conjuring" franchise of movies will look at the alleged Smurl family "haunting" that was investigated by the Connecticut couple in the 1980s. The Smurl case has become one of the Warrens' most prominent cases over time alongside " the devil made me do it " case in Brookfield (which was the basis for "The Conjuring: The Devil Made Me Do It") and the Annabelle case.