There are a total of nine movies in the Alien franchise — four in the mainline series of films, two Predator crossovers, two prequels from Ridley Scott, and, the newest addition, a standalone movie ...
Produced by 20th Century Fox, the series started with the 1979 film Alien, then Aliens in 1986, Alien³ in 1992, and Alien: Resurrection in 1997.