The Alien franchise is one of the most important in all of sci-fi cinema, with each instalment charting the evolution of the ...

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The "Alien" franchise is an undeniable classic — a staple of the sci-fi/horror genre. The series features humans fighting for their lives as they're pitted against killer aliens with acidic blood.

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: ...