Every October, horror fans hear the same promise: this movie is based on a true story. But how true are these stories, really? Some began with a real tragedy. Some began with a newspaper headline. Others began with a family that swears every strange thing happened just as they said.
We checked seven famous horror movies built on real haunting and paranormal cases, from a Long Island ghost story to a West Virginia bridge. For each case, we look at what the records show, what is still disputed, and what Hollywood added. Believers and skeptics both get a fair hearing, because the real stories are strange enough on their own.
To keep score, every case gets a True Story Meter rating from 1 to 5. A 5 means well documented. A 1 means the movie has little in common with the real case. Let’s start with the most famous haunted house in America.
The Amityville Horror (1979): A Real Massacre and a Disputed Haunting
The murders at 112 Ocean Avenue are the one part of Amityville that nobody disputes. On November 13, 1974, Ronald DeFeo Jr. shot and killed his parents and four siblings in their Long Island home. He was convicted of all six murders.
About thirteen months later, George and Kathy Lutz bought the house for $80,000 and moved in with their three children. They left after only 28 days. The family said they dealt with cold spots, strange smells, and an evil presence. George also said he woke at 3:15 every morning, close to the time of the murders.
Author Jay Anson turned their story into a 1977 bestseller, and the film followed in 1979. Then the story began to crack. DeFeo’s former defense attorney, William Weber, said he helped the Lutzes shape the haunting tale. Skeptics also point out that police records show no calls to the house during those 28 days, even though the book describes dramatic events.
The Lutzes never gave up their story. They said the heart of it was true, even if a few details grew in the retelling. Still, most researchers now see the haunting as a hoax built on a real family tragedy.
True Story Meter: 2 out of 5. The murders are real. The haunting is widely doubted.
True Story Meter:
The Conjuring (2013): The Perron Family Farmhouse

The Perron family really did move into an old Rhode Island farmhouse in January 1971, and they stand by their story of a haunting that lasted years. Roger and Carolyn Perron and their five daughters settled into the Old Arnold Estate in Harrisville. The eldest daughter, Andrea, later wrote a three-book series called House of Darkness, House of Light about what the family lived through.
Andrea says the house held many spirits, some friendly and some angry. The family eventually called in paranormal investigators Ed and Lorraine Warren. A séance went badly, and the family says Roger ended the Warrens’ visits after that.
The movie squeezes years into a few terrifying weeks and puts the Warrens at the center. Its villain, Bathsheba Sherman, was a real woman who lived in the area in the 1800s. But there is no historical evidence that she was a witch, and Andrea Perron has said Bathsheba got a bad rap in the film.
Skeptics note that the case rests mostly on the family’s memories. Investigator Joe Nickell, after reading Andrea’s books, has said Roger never invited the Warrens to the house. Skeptics also question the Warrens’ track record on other cases, so their role is hard to take at face value.
True Story Meter:
The Conjuring 2 (2016): The Enfield Poltergeist

The Enfield Poltergeist is one of the most closely recorded hauntings in history. Starting in August 1977, single mother Peggy Hodgson and her four children reported knocking sounds, flying objects, and moving furniture at their council house in north London. Investigators Maurice Grosse and Guy Lyon Playfair of the Society for Psychical Research spent months studying the case, and their tape recordings alone add up to more than 180 hours.
The strangest part was a rough male voice that seemed to come from 11-year-old Janet Hodgson. Press photos also appear to show Janet being thrown across her bedroom. The activity went on until 1979.
But the case has a big wrinkle. In 1980, Janet admitted that she and her sister faked a few incidents just to see if the investigators would catch them. Grosse once saw Janet banging a broom handle on the ceiling. Years later, Janet said only about two percent of the activity was faked, and Grosse and Playfair believed the rest was genuine.
The sequel makes the Warrens the heroes of the story. According to Playfair, the Warrens were not invited to the Hodgson home, and they reportedly visited only briefly.
True Story Meter:
The Exorcist (1973): The 1949 Case Behind the Book

The Exorcist grew out of a real 1949 case, but the real patient was a teenage boy, not a girl in Georgetown. On August 20, 1949, The Washington Post ran a front-page story about a Maryland boy said to be freed from the devil’s grip by a priest. William Peter Blatty, then a Georgetown University student, later said the story inspired his 1971 novel.
The boy is known by the pseudonym Roland Doe. He was about 14. According to the accounts, trouble began in January 1949, after he tried to contact a dead aunt with a Ouija board. The family reported scratching noises and objects moving on their own. When doctors found no clear cause, Church officials approved an exorcism.
The rite was attempted in more than one place, including Georgetown University Hospital and, in March 1949, St. Louis. The film changed a lot. The patient became a 12-year-old girl, and Blatty has said he made that change partly to ease the worries of the priest who led the exorcism, who would not let him see the diary kept during the case.
Skeptics say a troubled teenager, strong beliefs, and the power of suggestion could explain much of what was reported. Even where the boy lived is debated. Reports say Mount Rainier, but the priest’s diary points to nearby Cottage City. Either way, the movie’s most famous scenes are fiction, not part of the historical record.
True Story Meter:
Annabelle (2014): The Doll Is Real, but Not That Doll

The real Annabelle is a Raggedy Ann doll, and she looks nothing like the creepy porcelain doll in the movies. The story goes that in 1970, a nursing student in Hartford, Connecticut, received the doll as a gift. She and her roommate soon noticed it moving from room to room, and they say it even left notes.
A medium told the women the spirit of a girl named Annabelle Higgins was attached to the doll. After a friend reported frightening attacks, they called Ed and Lorraine Warren. The Warrens took the doll, and for decades she sat in a locked case in their Occult Museum in Connecticut.
Filmmakers changed the doll’s look, reportedly to avoid copyright problems with the Raggedy Ann brand. The films also invented most of the plot.
Skeptics point out that nobody has located the original nursing students. Science writer Sharon A. Hill has noted that the story rests almost entirely on Ed Warren’s word.
True Story Meter:
Fire in the Sky (1993): The Travis Walton Disappearance

On November 5, 1975, logger Travis Walton vanished in Arizona’s Apache-Sitgreaves National Forest, and he stayed missing for five days. His five coworkers said they saw a glowing craft hovering over a clearing and that a beam of light struck Walton. Then he was gone.
A large search followed, and the crew members were first suspected of murder. Walton turned up near Heber, Arizona, and said he woke beside a highway. He later told his story in the 1978 book The Walton Experience.
The 1993 film took big liberties. The studio reportedly asked for a flashier abduction than the one Walton described, and Walton has said the movie fictionalized parts of his story. In the film, he wakes up naked and hysterical in the rain. In his own account, he was clothed and lying beside a highway.
Lie detector tests are at the center of the debate. Walton passed some and failed at least one early test. UFO skeptic Philip Klass argued the tests were poorly run and that Walton may have used tricks to beat them. Skeptoid says the polygraph evidence points both ways. Believers point out that five coworkers backed the story and that a real man really did go missing for days.
True Story Meter:
The Mothman Prophecies (2002): Point Pleasant and the Silver Bridge

On November 15, 1966, two young couples said a huge winged creature with glowing red eyes followed their car near Point Pleasant, West Virginia. Roger and Linda Scarberry and Steve and Mary Mallette described it as man-sized or bigger, and the Point Pleasant Register ran the story the next day.
More than two dozen sightings were reported over the next year, many near an abandoned WWII munitions site called the TNT area. Then, on December 15, 1967, the Silver Bridge collapsed into the Ohio River during rush hour, killing 46 people. The sightings faded after that.
Writer John Keel investigated the town and later tied the creature, strange lights, and mysterious men in black to the bridge disaster in his 1975 book, The Mothman Prophecies. The 2002 film turns the sightings into a fictional story about a reporter and leans hard on the idea that Mothman predicted the collapse.
Skeptics have a down-to-earth answer. Within about two weeks of the first sighting, West Virginia University wildlife biologist Robert Smith told reporters the descriptions fit a sandhill crane, a tall bird with reddish skin around its eyes. The bridge link also has a timing problem, since the first sightings came more than a year before the collapse.
Even so, the legend lives on. Point Pleasant now has a 12-foot Mothman statue and a yearly festival.
True Story Meter:
Ranking the Cases: Which Story Holds Up Best?
Here is how the seven cases stack up. Enfield and Fire in the Sky score highest at 4 out of 5, because real investigations and real records sit behind both, even with their doubts. The Conjuring and Mothman land in the middle at 3.
Amityville and The Exorcist each earn a 2. Both began with something real, but a lot of fiction was added on top. Annabelle comes last at 1, since the doll in the movie is not even the real doll.
No case earned a 5, and that may be the most interesting finding. Each one has a real core and a disputed edge. That mix of fact and mystery is why these stories still hold our attention.
Which one do you think holds up best? What movie have I missed?