1. The Exorcist Movie, 1973
This movie tells the story of a 12 year old girl who is possessed by a demonic possession. Her mother calls two priests who perform an exorcism to bring the child back. The movie is based on a real life case of a young boy who went on to survive the exorcism after demonic plague.
In a nut shell, these movies have a way of sticking with a viewer in a way that is different from other genres. As you may have realized from the above article, many of them feature serial killers and sociopaths who kill people especially at night.