One really important element in scary movies is that of human frailty. There are a bunch of ways it can figure in, from being the centerpiece of some theatrical villain’s cack-handed attempt at a social experiment, to providing a moment of betrayal at the worst possible moment, to being something overcome over the course of the film, or something not overcome, leading to a grim end. It’s like any other ingredient in a story. Sometimes it’s deployed well and adds to the final product, and…
