Westworld is an American science fiction dystopia media franchise that began with the 1973 film Westworld, written and directed by Michael Crichton. The film depicts a technologically advanced Wild-West-themed amusement park populated by androids that malfunction and begin killing the human visitors; it was followed by the sequel film Futureworld (1976). The franchise moved to television in 1980 with the series Beyond Westworld on CBS. In 2016, a new television series based on the original film debuted on HBO; the series broadcast four full seasons before being cancelled. Film series.
https://en.wikipedia.org/wiki/Westworld