A horror movie is a film genre designed to elicit fear, dread, or shock from its audience. These films often feature supernatural elements, monsters, or psychological themes that create suspense and tension. Common settings include haunted houses, dark forests, or isolated locations, which enhance the eerie atmosphere. Horror movies frequently include iconic characters such as vampires, zombies, or serial killers. They may explore themes like survival, the unknown, or the battle between good and evil. Popular examples of horror films include Psycho, The Exorcist, and Halloween, each contributing to the genre's evolution and cultural impact.