Horror is a film genre seeking to elicit a negative emotional reaction from viewers by playing on the audience's primal fears. Inspired by literature from authors like Edgar Allan Poe, Bram Stoker, and Mary Shelley, horror films have existed for more than a century. The macabre and the supernatural are frequent themes, and may overlap with the fantasy, supernatural fiction and thriller genres.

Horror is a 2002 American horror film written and directed by Dante Tomaselli. The movie stars Danny Lopes as the leader of a gang of drug addicts that escapes after making a bloody escape from a drug rehabilitation hospital, only to encounter demonic entities.