Don’t expect a straightforward timeline, because continuity is a mess with the Alien and Predator timelines (even if, as in this list, you choose to ignore tie-in comics, novels, and games). Predator: ...

Sir Ridley Scott's Alien is an undisputed sci-fi/horror classic, but for many fans of the long-running franchise, James Cameron's Aliens is considered next level. David Fincher's Alien 3, however, is ...