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: ...

This is read by an automated voice. Please report any issues or inconsistencies here. Dropping a tribute to Ridley Scott’s 1979 “Alien” halfway through his franchise-expanding series wasn’t easy. But ...