The Terminator (1984)
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.
Director: James Cameron
Writers: James Cameron, Gale Anne Hurd
Stars: Arnold Schwarzenegger, Linda Hamilton, Michael Biehn