knock at the cabin

M. Night Shyamalan should presumably just stay down from the catastrophe. Who could forget the baffling events of his global warming horror “ The Happening, ” aptly represented by a scene in which a character just lays down in front of a moving field mower? Or what about “ After Earth, ” which made a box office lemon out of a sci- fi movie starring Will Smith and his son Jaden Smith? There’s commodity about the end of the world that fascinates Shyamalan — as a novelettish nice nelly, an overzealous twister, and a button- pusher