The Stepfather (1987) Pitch-perfect Terry O'Quinn plays a serial stepdad who offs every family that doesn't meet his standards, which is all of them. TIL: The Catechism says marriage is a vocation written in human nature. Vocations require correct learning to get them right.
Your daily dose of culture courtesy of Xtro (1982) - "Two possibilities exist: Either we are alone in the Universe or we are not. Both are equally terrifying." - Arthur C. Clarke