All through the early years of his career, M. Night Shyamalan was flattered with (and dogged by) comparisons to the great Alfred Hitchcock. The comparisons were reasonable, but never quite right. Yes, Shyamalan, like Hitchcock, made twisty suspense movies. But unlike Hitchcock, Shyamalan’s almost always came with some sort of supernatural bent. The guy was dead all along. The dude who survived a terrible train crash was an honest-to-god superhero. The apocalypse begins, and only one couple’s noble sacrifice can stop it. Alfred Hitchcock would never have made The Sixth Sense, or Unbreakable, or…