Alien (1979) is a science fiction horror film directed by Ridley Scott. Set in the distant future, the film follows the crew of the commercial space tug Nostromo as they encounter a deadly alien life form that stalks and kills the crew one by one. Featuring a strong ensemble cast
From Wikipedia
Alien is an American science fiction horror and action media franchise created by screenwriters Dan O'Bannon and Ronald Shusett, which began as the 1979 film Alien. The series primarily follows deadly encounters between humans and the extraterrestrial Xenomorphs in the future.