Some horror movies that are based on true stories stretch the truth in order to deliver a scarier film for the audience.

Over the years, we've had plenty of horror movies based on even scarier true stories. There are even some supernatural-based scary movies, such as William Friedkin's 1973 classic "The Exorcist" ...

We usually watch scary movies for a quick thrill, something to get the blood rushing and the adrenaline spiking. Oftentimes, we'll go into one of those fright fests expecting to be scared but knowing ...

Horror movies based on true stories are terrifying, and if you're in the mood for a good scare, then these scary films inspired by actual events are for you.

Many horror movies will claim in the marketing that they are "based on true events." But in a lot of cases, this strains credulity.

Here are 40 horror movies based on or inspired by true stories, from stories about chilling haunted homes to actual exorcisms.

So, from supernatural stories to romance films that you'll need a box of tissues for, here are 15 of the best movies based on true stories.

If you had no belief in alien abductions, demons, or ghosts, you still might be intrigued by a paranormal or sci-fi flick that's been historically documented.

Entertainment Weekly ranks the 14 best horror movies based on true stories, from the allegedly real possession behind 'The Exorcist' to the home invasions that inspired 'The Strangers'.

These are the best movies based on true stories that are streaming on Netflix right now, including 'Maestro,' 'Woman of the Hour,' 'Nyad' and more.