Prepare to be horrified with this chilling collection of three frightening favorites. In Saw, the first film of the immensely popular franchise, two strangers awaken in a room with no memory of how they got there, and soon realize they’re pawns in a serial killer’s deadly game. Three film students vanish in a Maryland forest while documenting a local legend in The Blair Witch Project. In The Cabin in the Woods, a trip to a remote cabin turns into a nightmare retreat for five friends.