What are the characteristics of scary thrillers based on true stories?

'Changeling' is also a good example. It's based on a true event where a woman's son goes missing and then the police try to pass off another child as hers. Angelina Jolie's performance adds to the intensity of this dark and disturbing thriller that shows the real - life horrors that can occur.

Often, they have a sense of authenticity. For example, the locations in 'Zodiac' were real places where the events actually occurred, which adds to the realism. They also tend to make the audience feel a deeper sense of unease because they know these things could really happen.

Often, they have a sense of authenticity. Since they're based on real events, they can feel more grounded. For example, the settings and the way the crimes are carried out might be more believable. Also, they can be more thought - provoking as they make you think about how such things could really happen in society.

They often have a sense of authenticity. Since they are based on real events, the settings and situations feel more believable. For example, in 'Memories of Murder', the rural landscapes and the way the local police operate add to the realism.

Because they add an extra layer of fear. Knowing that these events could actually happen makes the horror seem more real. For example, in 'The Exorcist', which was inspired by real - life exorcisms, the idea that a demonic possession could be a real phenomenon scares people more than a fictional made - up concept.

One is 'Zodiac'. It's about the real - life Zodiac Killer case. The movie builds a great sense of suspense as the investigators try to track down the killer. Another is 'The Conjuring'. Based on the true experiences of the Warrens, it has really creepy moments that will send shivers down your spine.

One of the top thrillers based on true stories is 'Zodiac'. It follows the real - life investigation of the Zodiac Killer. The movie builds suspense as the detectives struggle to identify the serial killer through his cryptic messages and murders. Another is 'All the President's Men', which is based on the Watergate scandal. It shows the two journalists' efforts in uncovering the political conspiracy. And 'The Silence of the Lambs' was also inspired by real - life events and serial killers, with its terrifying portrayal of Hannibal Lecter and the hunt for Buffalo Bill.

One of the best is 'Zodiac'. It's about the real - life Zodiac Killer case. The movie keeps you on the edge of your seat with its mystery and the hunt for the killer. Another great one is 'The Silence of the Lambs'. It's based on the Thomas Harris novels which were inspired by real - life events and serial killers. The character of Hannibal Lecter is truly chilling.

They often have a strong sense of authenticity. Since they are based on real events, they can make the audience feel more involved. For example, in 'Memories of Murder', the details of the investigation and the social background of that time are presented realistically.

A more recent one is 'Spotlight'. It's about the real - life investigation by The Boston Globe into sexual abuse in the Catholic Church. It's not your typical thriller with lots of chase scenes, but the suspense of uncovering a huge cover - up and the moral implications make it a very engaging and thrilling movie.