The Exorcist (1973)
This movie is based on a book, which is based on the real life of a boy named Roland Doe; possessed by demons in 1949.
The Texas Chainsaw Massacre (1974)
Loosely based on America's famous serial killer, Ed Gein. He had nine human skin masks in his possession when he was arrested.
The Amityville Horror (2005)
Based on the events that took place in 1975; at 112, Ocean Avenue, the new house of the Lutz family.
The Conjuring (2013)
Based on a case by real life paranormal investigators; Ed and Lorraine Warren.
The Exorcism of Emily Rose (2005)
Based on the life of Annelise Michel. She was possessed by demons, and her exorcism took nearly a year to accomplish. One of the most famous exorcism movies.
Annabelle (2014)
Based on another case of paranormal investigators, Ed and Lorraine Warren. The doll is in a museum, and people who have taunted the doll have faced near death or fatal accidents.
How many of these movies did you know were based on true stories?