These science-fiction movies are memorable, flawless, and some of the best that the genre has to offer.

GameSpot may receive revenue from affiliate and advertising partnerships for sharing this content and from purchases through links. Even a decade after its release, Alien: Isolation remains a standout ...

Alien: Romulus is the latest entry in 20th Century's 45-year-old sci-fi/horror series. Romulus, set between the first two Alien movies, comes from writer-director Fede Alvarez, who previously wrote ...