AllMovie

A couple and their friends discover that some missing person cases are better left unsolved in this thriller starring Patrick Bergin. When Dale's father disappears without a trace, he convinces his longtime girlfriend Jessie and a group of their closes friends to join in the search. Shortly after arriving on the secluded island where Dale's father was last seen, however, it's revealed that he had taken part in a clandestine government experiment to test the boundaries of mankind's deepest fears. He had never intended to be found, and now that he has, the real nightmare begins.