Best Science Fiction Movies of 2004

A young man struggles to access sublimated childhood memories. He finds a technique that allows him to travel back into the past, to occupy his childhood body and change history. However, he soon finds that every change he makes has unexpected consequences.

In 2035, where robots are common-place and abide by the three laws of robotics, a techno-phobic cop investigates an apparent suicide. Suspecting that a robot may be responsible for the death, his investigation leads him to believe that humanity may be in danger.

Friends and fledgling entrepreneurs invent a device in their garage which reduces the apparent mass of any object placed inside it, but they discover that it has some highly unexpected capabilities - ones that could enable them to do and to have seemingly anything they want. Taking advantage of this unique opportunity is the first challenge they face. Dealing with the consequences is the next.

After years of increases in the greenhouse effect, havoc is wreaked globally in the form of catastrophic hurricanes, tornadoes, tidal waves, floods and the beginning of a new Ice Age. Paleoclimatologist, Jack Hall tries to warn the world while also shepherding to safety his son, trapped in New York after the city is overwhelmed by the start of the new big freeze.

After years of outrunning ruthless bounty hunters, escaped convict Riddick suddenly finds himself caught between opposing forces in a fight for the future of the human race. Now, waging incredible battles on fantastic and deadly worlds, this lone, reluctant hero will emerge as humanity's champion - and the last hope for a universe on the edge of annihilation.

As the city is locked down under quarantine, Alice joins a small band of elite soldiers, enlisted to rescue the missing daughter of the creator of the mutating T-virus. It's a heart-pounding race against time as the group faces off against hordes of blood- thirsty zombies, stealthy Lickers, mutant canines and the most sinister foe yet.

Sixty days on and Rygel is retrieving pieces of John and Aeryn from the sea bed. The Diagnosan re-crystalises them and they start getting to know the local species. Meanwhile, Scorpius and Sikozu are aboard a Peacekeeper Command Carrier on a recon mission. They attack a Scarren ship, which provokes the Scarrens into declaring war on The Peacekeepers.

For years, Blade has fought against the vampires in the cover of the night. But now, after falling into the crosshairs of the FBI, he is forced out into the daylight, where he is driven to join forces with a clan of human vampire hunters he never knew existed—The Nightstalkers. Together with Abigail and Hannibal, two deftly trained Nightstalkers, Blade follows a trail of blood to the ancient creature that is also hunting him—the original vampire, Dracula.

After their narrow escape at the end of "Pitch Black," Riddick, Jack and the Imam find themselves at the mercy of a madwoman who intends to entomb Riddick forever as part of a twisted art exhibit. With little but a shiv and Riddick's innate viciousness to aid them, Riddick and his allies must find a way to escape from their captor and her band of mercenaries.