Incubus (2006 film)

Incubus is a 2006 horror thriller film by Sony Pictures Home Entertainment that was directed by Anya Camilleri and stars actress Tara Reid. The film was released on May 3, 2006 and had an internet premiere on AOL during Halloween 2006. An unrated version was released to DVD on February 6, 2007. The film has billed itself as the first Download To Own video.

Jay, her brother and friends search for a way out of the factory. A psychopathic man roaming the building attacks and kills her brother.When Peter falls asleep, his dreams are invaded and his mind is controlled by the comatose madman. The madman turns Peter into a deranged killer like himself, and he tries to attack Jay and the remaining friends, but they make it safely to the observation room and try to sort the situation out. ........

Source: Wikipedia