Prometheus was the first part of the Alien series. The Alien series had a total of seven parts: Alien Prometheus Alien 2 Alien Star Calamity Beast Alien VS Prometheus Alien 4: Resurrection Alien: Contract If you want to watch other works in the Prometheus series, you can search and watch them on the corresponding online streaming platforms. In addition, if you want to know more about the Alien series, you can also search for relevant information on the Internet.