The Terminator franchise covers a series of films, a tv series and affiliated media.
The premise established in the 1984 Tech noir movie The Terminator features a killer robot from a post apocalyptic future sent back in time to kill the mother of the resistance leader. A resistance fighter from the same future also travels back in time to prevent the robot from fulfilling its mission.
Follow up films and media follow similar themes.
Due to the high profile and high budget nature of the franchise, the terminator itself has become an icon in personifying the perceived threat of AI.