A demented former lawyer uses autopsy equipment to kill off the teenagers who trespass on the long-abandoned asylum he inhabits. Filmed on location in an actual abandoned asylum.
A group of teenagers take refuge in an old, deserted mansion. Soon the members of the group start turning up dead, and the teenagers realize that they're not alone in the mansion.
A group of snowmobilers become trapped on a lake, and hole up in an abandoned camp once used by a satanic cult for its rituals.