On Life Day, Chewbacca, accompanied by Han Solo, is headed home to see his family. Along the way, the duo are chased by two Star Destroyers, but they escape into hyperspace.
At a top secret UNIT facility known only as "the Warehouse", Dr Sally Arnold has been studying a Nestene energy unit with no results. As a last resort, she subjects the artifact to cosmic signals from UNIT's most powerful deep space scanning satellite. This causes a violent energy release that kills her assistant, Janice. The energy unit has disappeared.
By 2154, humans have depleted Earth's natural resources, leading to a severe energy crisis. The Resources Development Administration, RDA for short, mines for a valuable mineral – unobtanium – on Pandora, a densely forested habitable moon orbiting the gas giant Polyphemus in the Alpha Centauri star system. Pandora, whose atmosphere is poisonous to humans, is inhabited by the Na'vi, 10-foot tall (3.0 m), blue-skinned, sapient humanoids who live in harmony with nature and worship a mother goddess called Eywa.
The Asgardian Loki encounters the Other, the leader of an extraterrestrial race known as the Chitauri. In exchange for retrieving the Tesseract, a powerful energy source of unknown potential, the Other promises Loki an army with which he can subjugate Earth. Nick Fury, director of the espionage agency S.H.I.E.L.D., and his lieutenant Agent Maria Hill arrive at a remote research facility during an evacuation, where physicist Dr. Erik Selvig is leading a research team experimenting on the Tesseract. Agent Phil Coulson explains that the object has begun radiating an unusual form of energy. The Tesseract suddenly activates and opens a wormhole, allowing Loki to reach Earth. Loki takes the Tesseract and uses his scepter to enslave Selvig and a couple of agents, including Clint Barton, to aid him in his getaway.
The Stooges are janitors working at a space center who accidentally blast off to Venus. They encounter a talking unicorn, a giant fire breathing tarantula, and an alien computer who has destroyed all human life on the planet and creates three evil duplicates of the Stooges. When the boys return home triumphant, they are given a hero's welcome.
The Astro Investigation and Defence Service (AIDS) sends Derek, Frank, Ozzy, and Barry to investigate the disappearance of everyone in the town of Kaihoro, New Zealand. They find the town has been overrun by space aliens disguised as humans in blue shirts. Barry kills one of the aliens and is attacked by others. After Derek notifies Frank and Ozzy, he begins torturing Robert, an alien they caught earlier. Robert's screaming attracts a number of aliens in the area. Derek kills the would-be rescuers, but he is attacked by Robert and falls over a cliff, to his presumed death.
After the death of his protégé Jason Todd, billionaire industrialist Bruce Wayne was forced to retire from his Batman persona. Ten years later, Gotham City is overrun with crime and terrorized by a gang known as the Mutants. The 55-year-old Wayne maintains a friendship with 70-year-old retiring Police Commissioner James Gordon, while the Joker (Batman's archenemy) has been catatonic in Arkham Asylum since Wayne's retirement. Arkham inmate and former district attorney Harvey Dent undergoes plastic surgery to repair his disfigured face. Although he is declared sane, he quickly goes into hiding following his release. Dent's disappearance, news stories of the crime epidemic throughout the city and the memory of his parents' deaths drive Wayne to become Batman once more. He combats serious crimes, rescuing 13-year-old Carrie Kelley, but now struggles with the physical limitations of age.
Gotham City-based vigilante Batman travels to Metropolis to preemptively combat Superman, fearing what would happen if the latter is kept unchecked, while another threat endangers humankind.
Batman (Clark Bartram) corners an escaped Joker (Andrew Koenig), only to have the villain suddenly dragged off by an Alien. The Alien is, in turn, killed by a Predator, which Batman fights and defeats. Other Predators then appear just as more Aliens emerge from the darkness behind Batman. The film ends abruptly with Batman caught in between the two alien species.
Mala (Evan Rachel Wood) and her friend Senn (Justin Long) are young alien creatures who live on Terra, a planet from a star system in the Milky Way. Terra is a peaceful planet of alien creatures who have a rich semi-advanced culture.
In 2005, scientists discover an extrasolar planet, which they name Planet G, with conditions similar to Earth. In 2006 NASA transmits a powerful signal from a communications array in Hawaii. Meanwhile, slacker Alex Hopper gets arrested while attempting to impress Sam Shane, daughter of U.S. Pacific Fleet commander Admiral Terrance Shane. Stone Hopper, Alex's older brother and a naval officer, is infuriated at Alex's lack of motivation and forces Alex to also sign up and earn a commission in the U.S. Navy.
Le policier Mark Corley est avec son fils Trent dans le métro et assiste à l'invasion de Los Angeles par des extra-terrestres. Audrey, la conductrice de métro reçoit un message l'avertissant de ne pas regarder une lumière bleue. Or Trent, ignorant ce message l'a vu et est hypnotisé. C'est l'intervention de son père qui l'a retenu de toutes ses forces, l'empêchant ainsi d'être aspiré contrairement aux autres personnes qui ont regardées cette lumière. Mark aide ensuite un petit groupe de survivants à quitter la ville envahie par les extra-terrestres mais au cours de leur périple ils sont capturés et enfermés à bord d'un vaisseau spatial alien. Séparé du groupe de survivants, Mark rencontre un extra-terrestre différent des autres, celui-ci se bat du côté des humains qui est en fait Jarrod du film précédent. Mark rencontre ensuite Elaine, la femme de Jarrod, enceinte et sur le point d'accoucher, il l'aide à faire naître leur enfant qui s'avère être une petite fille qui grandit très vite et se révèle avoir des dons. Mark retrouve ensuite son fils qui se fait décerveler par des tentacules hostiles afin de devenir un soldat extra-terrestre, la conductrice de métro et l'aveugle noir et ensemble ils se battent tous contre le chef des aliens. Au cours de la bagarre, l'astronef finit par échouer au Laos. L'aveugle noir succombe à ses blessures tandis que Mark et la conductrice de métro qui tient dans ses bras la petite fille rencontrent deux asiatiques, Sua et Kanya. Ces derniers, un frère et une sœur qui appartiennent au triangle d'or, s'aident mutuellement pour combattre la menace extraterrestre. Ils se réfugient dans un temple bouddhiste où Mark, Audrey et la jeune fille rencontrent un scientifique du nom de Harper. Celui-ci a trouvé un remède contre les effets de la lumière hypnotique dans le sang de la jeune fille. Avec ce remède versé dans une seringue, Mark s'infiltre dans le vaisseau extra-terrestre et parvient à l'injecter dans une bombe extraterrestre qui rend la conscience à tous les humains qui ont été transformés en alien et tue le chef des envahisseurs. Dix ans plus tard, le bébé qui est devenu adulte est à la tête de la résistance humaine, traquant les extra-terrestres jusqu'au confins de l'univers pour les éliminer.
On a cold winter night, a figure resembling Superman flies into Metropolis and causes panic by leveling a skyscraper. Meanwhile, at the Daily Planet building, Clark Kent and Lois Lane are arguing over her suspicions of Clark being Superman when the imposter is seen outside their window. With Lois distracted, Clark rushes out of the office and changes into Superman to confront the imposter.
Steve Malone, an agent from the Environmental Protection Agency, is sent to a military base in Alabama to test possible effects on the surrounding ecological system caused by military actions. With him is his teenage daughter from his first marriage, Marti, his second wife Carol, and Marti's half brother Andy. On their way to the base, they stop at a gas station. In the restroom, Marti is threatened by an MP member with a knife. When he notices her fear, he lets go of her, satisfied that she shows an emotional response. Before she leaves the room, he warns her, "they get you when you sleep".
When five Manhattan women are accosted under mysterious circumstances, the police think they have got a twisted serial rapist on their hands. But as Detective Dale Androtti (Lance Lewman) and Dr. Gamble Pace (Teresa Farley) soon discover, the reality is much worse. Tracing the source of the attacks underground, they find an unstoppable alien presence that has infested an abandoned subway system and begun to reproduce itself by impregnating human women.