Saturn 3 (1980)

Plot

Earth is overpopulated, forcing its inhabitants to depend on remote outposts for food. At Saturn 3, Major Adam and his scientist partner Alex, who has never set foot on Earth, have dedicated three years to hydroponics research alongside their dog, Sally. Their isolated routine is shattered when Captain Benson arrives with Hector, a robot programmed with erratic and violent tendencies. As Hector's unstable nature escalates, Adam and Alex find themselves cornered by a lethal adversary, struggling to survive against the sentient machine’s deadly impulses.