Watch Aliens

Schwarzenegger as an unstoppable machine from 2029; "I'll be back".

Liquid metal, a good Terminator and the biggest budget yet spent; the sequel that beat the original.

Seven crew, one ship, one creature; the haunted house in space that started it all.

Pandora, the Na'vi and the 3D film that became the highest-grossing ever.

A secret agent whose wife thinks he sells computers, and a Harrier hovering over Miami.

Ridley Scott returns to the universe with the Engineers and the origin of the black goo.

Fincher's grim debut: Ripley crash-lands on a prison planet with one alien and no weapons.

Ripley cloned two hundred years on, in a Joss Whedon script shot by Jeunet.