For two detectives Dean McCallum is an enigma; is he a psychopath or a serial killer; does he suffer from multiple personalities, could he be possessed by demons, or is there something even more shocking to consider. Gary C. Stillman, Gavin Lyall, Queena DeLany, Cynthia Martells, Bailey Barnick, Jo Kuzelka, Gary Sommers Added on Amazon Prime 2022-05-30. Youtube Trailer