Forbidden Planet
Released in 1956, and starring Walter Pidgeon, Anne Francis and Leslie Nielsen. A starship crew goes to investigate the silence of a planet’s colony only to find two survivors and a deadly secret that one of them has.
The Terminator
Released in 1984, starring Arnold Schwarzenegger, Linda Hamilton, Michael Biehn and directed by James Cameron. A human-looking indestructible cyborg is sent from 2029 to 1984 to assassinate a waitress, whose unborn son will lead humanity in a war against the machines, while a soldier from that war is sent to protect her at all costs.