Best Alien Encounter Movies & TV Shows

During its return to the earth, commercial spaceship Nostromo intercepts a distress signal from a distant planet. When a three-member team of the crew discovers a chamber containing thousands of eggs on the planet, a creature inside one of the eggs attacks an explorer. The entire crew is unaware of the impending nightmare set to descend upon them when the alien parasite planted inside its unfortunate host is birthed.

A team of American scientists investigate the empty, destroyed base of their Norwegian counterparts in Antarctica, only to discover a terrifying life force that can take the form of its prey.

After killing the crooked mayor a homicidal janitor named Abdullah goes to work for a butcher who has invented a new language for the town's planned futuristic theme park. In the butcher shop is a septic tank where scraps of meat are dumped which has produced "balonium" a radioactive fuel source sought after by space aliens. The aliens revive the mayor, who's body is hanging in the meat locker of the butcher shop, in an attempt to gain access to the balonium.

It's one giant step for dog-kind as Scooby-Doo and the Gang blast off for an epic, other-worldly adventure in this all-new original movie! After winning the last 5 seats in a lottery, Scooby-Doo, Shaggy, Fred, Daphne and Velma are off to space in billionaire Sly Baron's brand new ship, the Sly Star One. It's all gravity-free fun until a mysterious alien begins destroying the ship! As the ship breaks down, the crew is forced to land on Sly Baron's base... on the dark side of the moon! Will the gang unravel this alien mystery? Will Scooby-Doo and Shaggy find snacks on the moon? Will Fred ever take his space helmet off?! Journey to the outer limits with Scooby-Doo to find out!

In the 22nd century, a paraplegic Marine is dispatched to the moon Pandora on a unique mission, but becomes torn between following orders and protecting an alien civilization.

The world is stunned when a group of time travelers arrive from the year 2051 to deliver an urgent message: Thirty years in the future, mankind is losing a global war against a deadly alien species. The only hope for survival is for soldiers and civilians from the present to be transported to the future and join the fight. Among those recruited is high school teacher and family man Dan Forester. Determined to save the world for his young daughter, Dan teams up with a brilliant scientist and his estranged father in a desperate quest to rewrite the fate of the planet.

Thirty years ago, aliens arrive on Earth. Not to conquer or give aid, but to find refuge from their dying planet. Separated from humans in a South African area called District 9, the aliens are managed by Multi-National United, which is unconcerned with the aliens' welfare but will do anything to master their advanced technology. When a company field agent contracts a mysterious virus that begins to alter his DNA, there is only one place he can hide: District 9.

A radio astronomer receives the first extraterrestrial radio signal ever picked up on Earth. As the world powers scramble to decipher the message and decide upon a course of action, she must make some difficult decisions between her beliefs, the truth, and reality.

ZIM discovers his almighty leaders never had any intention of coming to Earth and he loses confidence in himself for the first time in his life, which is the big break his human nemesis, Dib has been waiting for.

After an encounter with UFOs, an electricity linesman feels undeniably drawn to an isolated area in the wilderness where something spectacular is about to happen.

A civilian oil rig crew is recruited to conduct a search and rescue effort when a nuclear submarine mysteriously sinks. One diver soon finds himself on a spectacular odyssey 25,000 feet below the ocean's surface where he confronts a mysterious force that has the power to change the world or destroy it.

After a battle in a power plant, Ben notices something strange is happening with the omnitrix, but doesn't tell anyone. Tetrax arrives, and tells them the omnitrix is broadcasting a self destruct signal. Tetrax and Ben go to find the creator of the omnitrix to fix the omnitrix before it destroys itself and the universe along with it. Gwen stows away to help her cousin.

Matthew Bennell notices that several of his friends are complaining that their close relatives are in some way different. When questioned later they themselves seem changed, as they deny everything or make lame excuses. As the invaders increase in number they become more open and Bennell, who has by now witnessed an attempted 'replacement', realises that he and his friends must escape or suffer the same fate.

After a police chase with an otherworldly being, a New York City cop is recruited as an agent in a top-secret organization established to monitor and police alien activity on Earth: the Men in Black. Agent Kay and new recruit Agent Jay find themselves in the middle of a deadly plot by an intergalactic terrorist who has arrived on Earth to assassinate two ambassadors from opposing galaxies.

A cosmic case of flying saucers, intergalactic intrigue and out-of-this-world romance launches Scooby-Doo! and the Mystery Inc., Gang into their most unearthly adventure ever.

The dynamic meeting of solid science and futuristic simulation culminates in a dramatic exploration to another inhabited planet seven light years away. Alien Planet creates a realistic depiction of creatures on another world, where life is possible, if not provable, according to scientists' theories. Take this fascinating journey created by state-of-the-art animation and photo-realistic effects.

In the early 1960s, an interracial couple undergo hypnosis, which unlocks memories of a forgotten event on a lonely road. Soon they believe they were abducted by extraterrestrials.

A college student, who sees a UFO, uses his exceptional math skills to investigate the sighting with his friends while the FBI follows closely behind.

When average, law-abiding citizens suddenly turn to a life of hedonistic behavior and violent crime, Detective Tom Beck is tasked with helping young FBI agent Lloyd Gallagher determine the cause.

The Eternals are a team of ancient aliens who have been living on Earth in secret for thousands of years. When an unexpected tragedy forces them out of the shadows, they are forced to reunite against mankind’s most ancient enemy, the Deviants.

Mass UFO sightings from the last 50 years fuel a global mystery in this docuseries featuring eyewitness accounts, expert interviews and new evidence.

On July 2, a giant alien mothership enters orbit around Earth and deploys several dozen saucer-shaped 'destroyer' spacecraft that quickly lay waste to major cities around the planet. On July 3, the United States conducts a coordinated counterattack that fails. On July 4, a plan is devised to gain access to the interior of the alien mothership in space, in order to plant a nuclear missile.

When their ship crash-lands on a remote planet, the marooned passengers soon learn that escaped convict Riddick isn't the only thing they have to fear. Deadly creatures lurk in the shadows, waiting to attack in the dark, and the planet is rapidly plunging into the utter blackness of a total eclipse. With the body count rising, the doomed survivors are forced to turn to Riddick with his eerie eyes to guide them through the darkness to safety. With time running out, there's only one rule: Stay in the light.

In an American desert town circa 1955, the itinerary of a Junior Stargazer/Space Cadet convention is spectacularly disrupted by world-changing events.

For the past 60 years, a space-traveling smart-ass named Paul has been locked up in a top-secret military base, advising world leaders about his kind. But when he worries he’s outlived his usefulness and the dissection table is drawing uncomfortably close, Paul escapes on the first RV that passes by his compound in Area 51. Fortunately, it contains the two earthlings who are most likely to rescue and harbor an alien on the run.

A family living on a farm finds mysterious crop circles in their fields which suggests something more frightening to come.

Susan Ivanova discovers a derelict spaceship in hyperspace. They tow it back to Babylon 5, then strange things start happening. People are being telepathically taken over by aliens from another (third)space.

In Arborville, California, three high school students discover a strange, gelatinous substance that melts the flesh of any living creatures in its path and wreaks havoc across town.

In a soon to be demolished block of apartments, the residents resist the criminal methods used to force them to leave so a greedy tycoon can build his new skyscraper. When tiny mechanical aliens land for a recharge, they decide to stay and help out.

The Teen Titans are visited by the Nerdlucks, the Space Jam villains who tried to capture Michael Jordan and the Looney Tunes. Astonished to discover his fellow Titans have never seen Space Jam, Cyborg organizes an exclusive watch party.

Jack Harper is one of the last few drone repairmen stationed on Earth. Part of a massive operation to extract vital resources after decades of war with a terrifying threat known as the Scavs, Jack’s mission is nearly complete. His existence is brought crashing down when he rescues a beautiful stranger from a downed spacecraft. Her arrival triggers a chain of events that forces him to question everything he knows and puts the fate of humanity in his hands.

An alien intending to claim Earth for his people before their homeworld is destroyed by a comet decides not to eliminate humanity when he hears their music. Instead, he lives among them until another alien is sent to find and kill him.

While carrying on their usual hi-jinks, they inadvertantly stow-away on a spaceship bound for Mars. They meet up with the local Martian residents and cause them to invade the Earth, aided by the "Invincitron", a vacuum-wielding giant robot. Tom, Jerry and their Martian ally, Peep, save the day.

A group of men who were clearing brush for the government arrive back in town, claiming that their friend was abducted by aliens. Nobody believes them, and despite a lack of motive and no evidence of foul play, their friends' disappearance is treated as murder.

A young man finds out that he holds the key to restoring hope and ensuring survival for the human race, while an alien species called the Drej are bent on mankind's destruction.

A team of explorers discover a clue to the origins of mankind on Earth, leading them on a journey to the darkest corners of the universe. There, they must fight a terrifying battle to save the future of the human race.

When some very creepy things start happening around school, the kids at Herrington High make the chilling discovery that their faculty is being controlled by body-snatching aliens.

The Lightning Bug has a multi-prong scheme to enslave the earth. First, rock and roll, which the JMen counter with Muzac, then marijuana. Finally, the JMen build a bomb to blow up the moon with, but the Bug beats them to it by self destructing the moon by playing his rock and roll too loud.

Billy Pilgrim, a veteran of the Second World War, finds himself mysteriously detached from time, so that he is able to travel, without being able to help it, from the days of his childhood to those of his peculiar life on a distant planet called Tralfamadore, passing through his bitter experience as a prisoner of war in the German city of Dresden, over which looms the inevitable shadow of an unspeakable tragedy.

A teen gang in a South London housing estate must team up with the other residents to protect their neighbourhood from a terrifying alien invasion.

During the reign of the Vikings, a man from another world crash-lands on Earth, bringing with him an alien predator. The man must fuse his advanced technology with the weaponry of the vikings to fight the monster.

Documentary-drama recounting the Martian War of 1913–1917. Europe was on tenterhooks in the 2nd decade of the 20th century, everyone was expecting a Great War between the major European powers. But then, in 1913, something crashed into the forests of SW Germany. Troops were sent to investigate but were wiped out. Martian fighting machines began making their way across Western Europe and the countries of Europe combined forces to resist them. With aspects taken from ‘The War of the Worlds’ by H.G. Wells and from WWI itself, this dramatisation presents a documentary style look at events as they unfolded and the effect they had of our world today. Lots of references to real events including the mass attacks and defeats as men were thrown against machines on the Western front, the Christmas truce and the Angel of Mons, America's isolationism and late entry into the conflict, the worldwide Spanish flu epidemic that killed more people than the war, and many other things.

Buzz Lightyear must battle Emperor Zurg with the help of three hopefuls who insist on being his partners.

Since the 1960s, a disproportionate number of the population in and around Nome, Alaska, have gone missing. Despite FBI investigations, the disappearances remain a mystery. Dr. Abigail Tyler, a psychologist, may be on the verge of blowing the unsolved cases wide open when, during the course of treating her patients, she finds evidence of alien abductions.

Mutant Aliens is a wildly humorous yet poignant story about an astronaut, his daughter, and 5 violent, yet sympathetic, alien creatures who seek revenge against a space industry baron.

A space shuttle mission investigating Halley's Comet brings back a malevolent race of space vampires who transform most of London's population into zombies. The only survivor of the expedition and British authorities attempt to capture a mysterious but beautiful alien woman who appears responsible.

John Carter is a war-weary, former military captain who's inexplicably transported to the mysterious and exotic planet of Barsoom (Mars) and reluctantly becomes embroiled in an epic conflict. It's a world on the brink of collapse, and Carter rediscovers his humanity when he realizes the survival of Barsoom and its people rests in his hands.

Remember the good old days when anyone with a camera and a few thousand bucks could schlep up to Bronson canyon and quickly make a cheap sci-fi/horror B-movie? Well, they're back! The Lost Skeleton of Cadavra is an affectionate, meticulous re-creation of those notoriously cheesy clunkers, as a gaggle of beloved stereotypes pursue "that rarest of radioactive elements - atmospherium."

Six years ago NASA discovered the possibility of alien life within our solar system. A probe was launched to collect samples, but crashed upon re-entry over Central America. Soon after, new life forms began to appear and half of Mexico was quarantined as an infected zone. Today, the American and Mexican military still struggle to contain "the creatures," while a journalist agrees to escort a shaken tourist through the infected zone in Mexico to the safety of the U.S. border.

The Seventh Doctor becomes the Eighth. And on the streets of San Francisco – alongside new ally Grace Holloway - he battles the Master.