Which are the must-watch horror movies based on true stories?

There are many great ones. 'The Social Network' is a must-see. It tells the story of the founding of Facebook.

Well, 'The Silence of the Lambs' is one horror movie that has roots in real events. Also, 'Open Water' is based on a true incident. These movies take real-life situations and turn them into spine-chilling tales, but keep in mind that they might take some artistic liberties to make them more engaging for the audience.

A few horror movies that are based on true events are 'The Silence of the Lambs' and 'The Blair Witch Project'. 'The Silence of the Lambs' takes elements from real serial killer cases, while 'The Blair Witch Project' was presented as if it were a true documentary-style account of a terrifying encounter in the woods.

Well, 'The Imitation Game' is a great one. It tells the story of Alan Turing and his efforts during World War II.

I'd recommend 'Schindler's List'. It's a powerful film based on the true story of Oskar Schindler, who saved many Jews during the Holocaust. The movie is a poignant reminder of that dark period in history.

I'd recommend 'Schindler's List.' This film provides a powerful and disturbing account of a real-life hero during the Holocaust. It's a movie that leaves a lasting impact.

Another great one is 'A Beautiful Mind'. It depicts the life of John Nash and his struggle with schizophrenia. The acting and storytelling are both outstanding. There are also movies like 'The Imitation Game', which is about Alan Turing and his work during World War II.

Another one is 'The Social Network'. It gives an interesting account of the founding of Facebook and the drama behind it.

Some well-known horror movies based on true stories include 'The Conjuring' and 'The Amityville Horror'. These films draw inspiration from real-life events and paranormal experiences.

Some well-known horror movies based on true stories include 'The Conjuring' and 'The Amityville Horror'. These films drew inspiration from real-life events and added fictional elements for cinematic effect.