Saturn 3

Saturnis a 1980 BritishAmerican science fiction thriller film produced and directed by Stanley Donen. It stars Farrah Fawcett, Kirk Douglas and Harvey Keitel. The screenplay was written by Martin Amis, from a story by John Barry. Though a British production made by Lew Grades ITC Entertainment and shot at Shepperton Studios, the film has an American cast and director.

Alex and Adams idyll is broken by the arrival of Captain Benson Keitel, who has been sent to Saturnas part of a project to replace at least one of the moons scientists with a robot. Benson assembles the robot and names him Hector. One of the first of its kind, a Demigod Series, Hector relies on pure brain tissue extracted from human fetuses and programmed using a direct link to Bensons brain. Benson states that it will render one of the crew obsolete, most likely Major Adam who tells his partner that he is close to abort time according to the government on Earth.Unknown to both Alex and Adam, Benson is a homicidal sociopath who murdered the captain originally assigned to Saturnand took his place on the mission. Benson had actually failed a crucial test of psychological stability. ........

Source: Wikipedia