Science Fiction Movies

All most classic science fiction movies. Find all popular classic science fiction movies. We provide reviews, ratings, descriptions and trailers of the best science fiction movies of all time. Our database offers some of the greatest master pieces ever produced.Click here to watch science fiction movies online in just a few minutes. Our site does not require you to signup, put your credit card or download anything.

Godzilla: King of the Monsters
  • Godzilla: King of the Monsters (2019)
  • Action, Science Fiction
  • Follows the heroic efforts of the crypto-zoological agency Monarch as its members face off against a battery of god-sized monsters, including the mighty Godzilla, who collides with Mothra, Rodan, and his ultimate nemesis, the three-headed King Ghidorah. When these ancient super-species - thought to be mere myths - rise again, they all vie for supremacy, leaving humanity's very existence hanging in the balance.
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Godzilla: King of the Monsters
Guardians of the Galaxy Vol. 2
  • Guardians of the Galaxy Vol. 2 (2017)
  • Adventure, Action, Comedy, Science Fiction
  • The Guardians must fight to keep their newfound family together as they unravel the mysteries of Peter Quill's true parentage.
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Guardians of the Galaxy Vol. 2
Gattaca
  • Gattaca (1997)
  • Thriller, Science Fiction, Mystery, Romance
  • In a future society in the era of indefinite eugenics, humans are set on a life course depending on their DNA. Young Vincent Freeman is born with a condition that would prevent him from space travel, yet is determined to infiltrate the GATTACA space program.
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Gattaca
Glass
  • Glass (2019)
  • Drama, Thriller, Science Fiction
  • In a series of escalating encounters, former security guard David Dunn uses his supernatural abilities to track Kevin Wendell Crumb, a disturbed man who has twenty-four personalities. Meanwhile, the shadowy presence of Elijah Price emerges as an orchestrator who holds secrets critical to both men.
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Glass
Galaxy Quest
  • Galaxy Quest (1999)
  • Comedy, Science Fiction, Family
  • The stars of a 1980s sci-fi show—now eking out a living through re-runs and sci-fi conventions—are beamed aboard an alien spacecraft. Believing the cast's heroic on-screen dramas are historical documents of real-life adventures, the band of aliens turn to the cast members for help in their quest to overcome the oppressive regime in their solar system.
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Galaxy Quest
Guardians of the Galaxy
  • Guardians of the Galaxy (2014)
  • Adventure, Action, Science Fiction
  • Light years from Earth, 26 years after being abducted, Peter Quill finds himself the prime target of a manhunt after discovering an orb wanted by Ronan the Accuser.
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Guardians of the Galaxy
Geostorm
  • Geostorm (2017)
  • Action, Thriller, Science Fiction
  • After an unprecedented series of natural disasters threatened the planet, the world's leaders came together to create an intricate network of satellites to control the global climate and keep everyone safe. But now, something has gone wrong: the system built to protect Earth is attacking it, and it becomes a race against the clock to uncover the real threat before a worldwide geostorm wipes out everything and everyone along with it.
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Geostorm
Gravity
  • Gravity (2013)
  • Drama, Thriller, Science Fiction
  • Dr. Ryan Stone, a brilliant medical engineer on her first Shuttle mission, with veteran astronaut Matt Kowalsky in command of his last flight before retiring. But on a seemingly routine spacewalk, disaster strikes. The Shuttle is destroyed, leaving Stone and Kowalsky completely alone-tethered to nothing but each other and spiraling out into the blackness of space. The deafening silence tells them they have lost any link to Earth and any chance for rescue. As fear turns to panic, every gulp of air eats away at what little oxygen is left. But the only way home may be to go further out into the terrifying expanse of space.
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Gravity
Ghost in the Shell
  • Ghost in the Shell (2017)
  • Drama, Action, Thriller, Science Fiction
  • In the near future, Major (Scarlett Johansson) is the first of her kind: A human saved from a terrible crash, who is cyber-enhanced to be a perfect soldier devoted to stopping the world's most dangerous criminals. When terrorism reaches a new level that includes the ability to hack into people's minds and control them, Major is uniquely qualified to stop it. As she prepares to face a new enemy, Major discovers that she has been lied to: her life was not saved, it was stolen. She will stop at nothing to recover her past, find out who did this to her and stop them before they do it to others. Based on the internationally acclaimed Japanese Manga, "The Ghost in the Shell."
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Ghost in the Shell
Godzilla
  • Godzilla (2014)
  • Drama, Action, Science Fiction
  • Ford Brody, a Navy bomb expert, has just reunited with his family in San Francisco when he is forced to go to Japan to help his estranged father, Joe. Soon, both men are swept up in an escalating crisis when an ancient alpha predator arises from the sea to combat malevolent adversaries that threaten the survival of humanity. The creatures leave colossal destruction in their wake, as they make their way toward their final battleground: San Francisco.
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Godzilla
G.I. Joe: Retaliation
  • G.I. Joe: Retaliation (2013)
  • Adventure, Action, Thriller, Science Fiction
  • Framed for crimes against the country, the G.I. Joe team is terminated by Presidential order. This forces the G.I. Joes into not only fighting their mortal enemy Cobra; they are forced to contend with threats from within the government that jeopardize their very existence.
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G.I. Joe: Retaliation
Greenland
  • Greenland (2020)
  • Action, Thriller, Science Fiction
  • A detached married couple must get their son and themselves to safety after being randomly selected to enter an underground bunker, as a massive object from space threatens to destroy the world in less than 48 hours.
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Greenland
Godzilla
  • Godzilla (1998)
  • Action, Thriller, Science Fiction
  • When a freighter is viciously attacked in the Pacific Ocean, a team of experts -- including biologist Niko Tatopoulos and scientists Elsie Chapman and Mendel Craven -- concludes that an oversized reptile is the culprit. Before long, the giant lizard is loose in Manhattan, destroying everything within its reach. The team chases the monster to Madison Square Garden, where a brutal battle ensues.
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Godzilla
Green Lantern
  • Green Lantern (2011)
  • Adventure, Action, Thriller, Science Fiction
  • For centuries, a small but powerful force of warriors called the Green Lantern Corps has sworn to keep intergalactic order. Each Green Lantern wears a ring that grants him superpowers. But when a new enemy called Parallax threatens to destroy the balance of power in the Universe, their fate and the fate of Earth lie in the hands of the first human ever recruited.
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Green Lantern
Ghosts of Mars
  • Ghosts of Mars (2001)
  • Horror, Action, Science Fiction
  • Melanie Ballard is a hard nosed police chief in the year 2025. She and a police snatch squad are sent to Mars to apprehend dangerous criminal James Williams. Mars has been occupied by humans for some time and they have set up mining facilities. The mining activities on Mars have unleashed the spirits of alien beings who gradually possess the bodies of the workers. It soon turns out that catching the dangerous fugitive takes a back seat as the alien spirits begin to rid their planet of the 'invaders'.
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Ghosts of Mars
Gamer
  • Gamer (2009)
  • Action, Thriller, Science Fiction
  • Mind-control technology has taken society by a storm, a multiplayer on-line game called "Slayers" allows players to control human prisoners in mass-scale. Simon controls Kable, the online champion of the game. Kable's ultimate challenge becomes regaining his identity and independence by defeating the game's mastermind.
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Gamer
G.I. Joe: The Rise of Cobra
  • G.I. Joe: The Rise of Cobra (2009)
  • Adventure, Action, Thriller, Science Fiction
  • From the Egyptian desert to deep below the polar ice caps, the elite G.I. JOE team uses the latest in next-generation spy and military equipment to fight the corrupt arms dealer Destro and the growing threat of the mysterious Cobra organization to prevent them from plunging the world into chaos.
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G.I. Joe: The Rise of Cobra
Godsend
  • Godsend (2004)
  • Drama, Horror, Thriller, Science Fiction
  • A couple agree to have their deceased son cloned under the supervision of an enigmatic doctor, but bizarre things start to happen years after his rebirth.
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Godsend
Gnome Alone
  • Gnome Alone (2017)
  • Adventure, Fantasy, Animation, Comedy, Science Fiction, Family
  • When Chloe discovers that her new home's garden gnomes are not what they seem, she must decide between the pursuit of a desired high school life and taking up the fight against the Troggs.
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Gnome Alone
Green Lantern: First Flight
  • Green Lantern: First Flight (2009)
  • Adventure, Fantasy, Animation, Action, Science Fiction
  • Test pilot Hal Jordan finds himself recruited as the newest member of the intergalactic police force, The Green Lantern Corps.
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Green Lantern: First Flight
Grabbers
  • Grabbers (2012)
  • Horror, Comedy, Thriller, Science Fiction, Mystery
  • Something sinister has come to the shores of Erin Island, unbeknownst to the quaint population of this sleepy fishing village resting somewhere off Ireland’s coast. First, some fishermen go missing. Then there is the rash of whale carcasses suddenly washing up on the beach. When the murders start, it’s up to two mismatched cops – an irresponsible alcoholic and his new partner, a by-the-book woman from the mainland – to protect the townsfolk from the giant, bloodsucking, tentacled aliens that prey upon them. Their only weapon, they discover, is booze. If they want to survive the creatures’ onslaught, everyone will have to get very, very drunk!
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Grabbers
Guardians of the Galaxy Vol. 3
  • Guardians of the Galaxy Vol. 3 (2023)
  • Adventure, Action, Comedy, Science Fiction
  • The third film based on Marvel's Guardians of the Galaxy.
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Guardians of the Galaxy Vol. 3
Girl vs. Monster
  • Girl vs. Monster (2012)
  • Comedy, Science Fiction, Family, TV Movie
  • Skylar finds out that her parents are monster hunters after she accidentally releases some monsters from a secret containment chamber; so she and her techno friends must recapture all the monsters and also save her mom and dad from these monsters who are out for revenge.
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Girl vs. Monster
Guyver: Dark Hero
  • Guyver: Dark Hero (1994)
  • Science Fiction
  • Sean Barker became the unwilling host to an alien bio-armor known as the Guyver. A year ago he destroyed the Kronos Corporation, an organization of mutants who want the Guyver. Now he is trying to find why the Guyver unit forces him to fight and kill evil.
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Guyver: Dark Hero
Galaxy of Terror
  • Galaxy of Terror (1981)
  • Adventure, Horror, Action, Science Fiction
  • As a lone spaceship proceeds on its long voyage across space, the crew are surprised to encounter a strange pyramid form. Surprise turns to horror as one by one, they discover that their darkest nightmares are all starting to become real. The pyramid has to be behind it all somehow, but how can they save themselves from its influence?
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Galaxy of Terror
Gabriel
  • Gabriel (2007)
  • Fantasy, Horror, Action, Science Fiction
  • Gabriel tells the story of an archangel who fights to bring light back to purgatory - a place where darkness rules - and save the souls of the city's inhabitants.
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Gabriel
Garm Wars: The Last Druid
  • Garm Wars: The Last Druid (2014)
  • Action, Thriller, Science Fiction
  • In a world where clone soldiers from three military tribes are locked in a perpetual battle of air, land and technology, one clone is separated from the battle and finds herself on the run with a group of unlikely companions.
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Garm Wars: The Last Druid
G.I. Joe: The Movie
  • G.I. Joe: The Movie (1987)
  • Animation, Action, Thriller, Science Fiction, Family
  • G.I. Joe faces a new enemy as an ancient society of snake people known as Cobra-La try to forcefully take back the earth from those who drove them underground eons ago.
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G.I. Joe: The Movie
Gen 13
  • Gen 13 (2000)
  • Animation, Action, Science Fiction
  • Caitlin Fairchild, a teenager offered a place in an institute for gifted children. She soon learns that the school isn't really a school, but rather a military project to turn children with a special genetic structure into super soldiers. After developing incredibly enhanced abilities, Caitlin rebels against the program that created her.
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Gen 13
Good Boy!
  • Good Boy! (2003)
  • Comedy, Science Fiction, Family
  • An intergalactic dog pilot from Sirius (the dog star), visits Earth to verify the rumors that dogs have failed to take over the planet.
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Good Boy!