The unbeatable Blade Runner – an initially misunderstood masterpiece that, over multiple decades and several recuts.
Ridley Scott's Alien feels in many ways unknowable, filled with elements that feel genuinely, well, alien.
As far as sci-fi goes, it's not the cinema of ideas – but its blockbuster spectacle is near-unmatched.
At the dawn of the Internet age, the Wachowskis gave Hollywood science fiction a major upgrade.
Stanley Kubrick's monolithic work of sci-fi might not have much in the way of a tangible linear plot.
Yes, it's more space opera than hard sci-fi. But where would the genre be without the impact and influence of Star Wars?
After establishing a smart time-loop scenario in the original Terminator, James Cameron cranked everything up for this sequel.
Time travel and the ripples that spread out from someone changing the past are concepts as the first Back To The Future.
It can't be easy to take over a film series that has been kicked off by so seminal a film as Alien, one that Cameron channels easily.
Spielberg's coming-of-age tale about a young boy and his alien friend is pure cinema magic.