20 best movies like The Day the Earth Stood Still (1951)

A representative of an alien race that went through drastic evolution to survive its own climate change, Klaatu comes to Earth to assess whether humanity can prevent the environmental damage they have inflicted on their own planet. When barred from speaking to the United Nations, he decides humankind shall be exterminated so the planet can survive.

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

After a gentle alien becomes stranded on Earth, the being is discovered and befriended by a young boy named Elliott. Bringing the extraterrestrial into his suburban California house, Elliott introduces E.T., as the alien is dubbed, to his brother and his little sister, Gertie, and the children decide to keep its existence a secret. Soon, however, E.T. falls ill, resulting in government intervention and a dire situation for both Elliott and the alien.

In 2257, a taxi driver is unintentionally given the task of saving a young girl who is part of the key that will ensure the survival of humanity.

A special-ops team is dispatched to fight supernatural being that have taken over a European city.

After NASA picks up a trio of mysterious signals from within our own solar system, astronaut Roger Nelson is dispatched on a multi-year solo mission aboard the Magellan spacecraft to investigate the sources.

When a kid accidentally triggers the universe's most lethal hunters' return to Earth, only a ragtag crew of ex-soldiers and a disgruntled female scientist can prevent the end of the human race.

Taking place after alien crafts land around the world, an expert linguist is recruited by the military to determine whether they come in peace or are a threat.

We always knew they were coming back. Using recovered alien technology, the nations of Earth have collaborated on an immense defense program to protect the planet. But nothing can prepare us for the aliens’ advanced and unprecedented force. Only the ingenuity of a few brave men and women can bring our world back from the brink of extinction.

A taxi driver gets more than he bargained for when he picks up two teen runaways. Not only does the pair possess supernatural powers, but they're also trying desperately to escape people who have made them their targets.

A science fiction vampire movie. The Vampire is an emissary from an embattled world near destruction who teleports to Earth to see if they can live here. He finds that our blood is nourishing and that at least one source of it is a steady stream of transfusions. He hypnotizes a Dr. to provide them and has his blond nurse move in to administer them.

Five friends set out to a cabin in the woods for a fun weekend getaway that is, until extraterrestrial visitors turn it into a fight for their lives. The group is pulled from their reverie when a flickering object crashes deep in the woods. As they investigate, the friends stumble across an alien spacecraft, and its inhabitants have not arrived in peace.

Five unlikely teenage heroes and their flying robot lions unite to form the megapowerful Voltron and defend the universe from evil.

In February 1942 Us forces engaged an unidentified flying object above Los Angeles. Now almost 70 years later, the alien invaders have returned.

A teacher opens a time capsule that has been dug up at his son's elementary school; in it are some chilling predictions -- some that have already occurred and others that are about to -- that lead him to believe his family plays a role in the events that are about to unfold.

16-year-old Cassie Sullivan tries to survive in a world devastated by the waves of an alien invasion that has already decimated the population and knocked mankind back to the Stone Age.

Hundreds of massive intergalactic robots appear in all of the world's major capitals with an ultimatum: Prove the value of human civilization or be destroyed.

At the height of the Cold War, a Soviet spacecraft crash lands after a mission gone awry, leaving the commander as its only survivor. After a renowned Russian psychologist is brought in to evaluate the commander’s mental state, it becomes clear that something dangerous may have come back to Earth with him…

Saban's Power Rangers follows five ordinary teens who must become something extraordinary when they learn that their small town of Angel Grove — and the world — is on the verge of being obliterated by an alien threat. Chosen by destiny, our heroes quickly discover they are the only ones who can save the planet. But to do so, they will have to overcome their real-life issues and before it’s too late, band together as the Power Rangers.

A stranger stumbles into the desert town of Absolution with no memory of his past and a futuristic shackle around his wrist. With the help of mysterious beauty Ella and the iron-fisted Colonel Dolarhyde, he finds himself leading an unlikely posse of cowboys, outlaws, and Apache warriors against a common enemy from beyond this world in an epic showdown for survival.

The six-member crew of the International Space Station is tasked with studying a sample from Mars that may be the first proof of extra-terrestrial life, which proves more intelligent than ever expected.

When mankind beams a radio signal into space, a reply comes from ‘Planet G’, in the form of several alien crafts that splash down in the waters off Hawaii. Lieutenant Alex Hopper is a weapons officer assigned to the USS John Paul Jones, part of an international naval coalition which becomes the world's last hope for survival as they engage the hostile alien force of unimaginable strength. While taking on the invaders, Hopper must also try to live up to the potential his brother, and his fiancée's father, Admiral Shane, expect of him.

When Alita awakens with no memory of who she is in a future world she does not recognize, she is taken in by Ido, a compassionate doctor who realizes that somewhere in this abandoned cyborg shell is the heart and soul of a young woman with an extraordinary past.

When Earth is attacked by a hostile alien force, a small town firefighter and a rogue SETI scientist team up to activate the only technology capable of defeating the invaders.

Dramatisation of the Cuban Missile Crisis, the nuclear standoff with the USSR sparked by the discovery by the Americans of missle bases established on the Soviet allied island of Cuba. Shown from the perspective of the US President, John F Kennedy, his staff and advisors.

A buried UFO slowly turns local inhabitants into gizmo-building alien mutants.

Because of a technical defect an American bomber team mistakenly orders the destruction of Moscow. The President of the United States has but little time to prevent an atomic catastrophe from occurring.

After a construction project begins digging in their neighborhood, best friends Tuck, Munch and Alex inexplicably begin to receive strange, encoded messages on their cell phones. Convinced something bigger is going on, they go to their parents and the authorities. When everyone around them refuses to take the messages seriously, the three embark on a secret adventure to crack the code and follow it to its source. But taking matters into their own hands gets the trio in way over their heads when they discover a mysterious being from another world who desperately needs their help. The epic, suspenseful and exciting journey that follows will change all of their lives forever.

In the small town of Rockwell, Maine in October 1957, a giant metal machine befriends a nine-year-old boy and ultimately finds its humanity by unselfishly saving people from their own fears and prejudices.

A lawman from another galaxy must stop an invading force from building a gateway to planet Earth.

Three U.S. journalists (Nick Nolte, Joanna Cassidy, Gene Hackman) get too close to one another and their work in 1979 Nicaragua.

It has been ten years since The Battle of the Breach and the oceans are still, but restless. Vindicated by the victory at the Breach, the Jaeger program has evolved into the most powerful global defense force in human history. The PPDC now calls upon the best and brightest to rise up and become the next generation of heroes when the Kaiju threat returns.

Doctor Who and his companions are hurled into the future and make a horrifying discovery: the Daleks have conquered Earth! The metal fiends have devastated entire continents and turned the survivors into Robomen.

When five friends vacation at a remote lake house, they expect nothing less then a good time, unaware that Earth is under attack by an alien invasion and mass-abductions.

A documentary crew follows an elite unit of soldiers in the wake of an alien invasion.

A scientific experiment unknowingly brings extraterrestrial life forms to the Earth through a laser beam. First is the cigar smoking drake Howard from the duck's planet. A few kids try to keep him from the greedy scientists and help him back to his planet. But then a much less friendly being arrives through the beam...

Bound by a shared destiny, a bright, optimistic teen bursting with scientific curiosity and a former boy-genius inventor jaded by disillusionment embark on a danger-filled mission to unearth the secrets of an enigmatic place somewhere in time and space that exists in their collective memory as "Tomorrowland."

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

'We come in peace' is not what those green men from Mars mean when they invade our planet, armed with irresistible weapons and a cruel sense of humor. This star studded cast must play victim to the alien’s fun and games in this comedy homage to science fiction films of the '50s and '60s.

After the devastating events of Avengers: Infinity War, the universe is in ruins due to the efforts of the Mad Titan, Thanos. With the help of remaining allies, the Avengers must assemble once more in order to undo Thanos' actions and restore order to the universe once and for all, no matter what consequences may be in store.

After the American Army shot down a UFO in 1947, generations of elite commandos were secretly trained to deal with the aliens' feared return. However, the extra-terrestrials never came back and the elite force was disbanded. Sixty-six years after the Roswell crash, the aliens are invading Earth and only the over-the-hill retired commandos can stop them.

Led by a strange dream, scientist Aki Ross struggles to collect the eight spirits in the hope of creating a force powerful enough to protect the planet. With the aid of the Deep Eyes Squadron and her mentor, Dr. Sid, Aki must save the Earth from its darkest hate and unleash the spirits within.

Scientists and American Air Force officials fend off a blood-thirsty alien organism while at a remote arctic outpost.

The story of humankind's last stand against a cataclysmic alien invasion. Set in the war-ravaged African countryside, a U.S. soldier and a French foreign aid worker team up to survive the alien onslaught. Their bond will be tested as they search for refuge across a crumbling world.

Seven years on from the events of Monsters, and the ‘Infected Zones’ have spread worldwide. Humans have been knocked off the top of the food chain, with disparate communities struggling for survival. American soldiers are being sent abroad to protect US interests from the Monsters, but the war is far from being won.

A UFO is stranded on earth and impounded by the US government. Its pilot, a cat with a collar that gives it special powers, including the ability to communicate with humans, has eluded the authorities and seeks the help of a scientist in order to reclaim and repair his ship and get back home.

Something nasty is lurking inside a secure storage unit. When a group of people get trapped inside, they need to find a way to get out of a building that's designed to keep things in...

A movie created from "found footage" of a lost military expedition that exposes the origins of life on earth.

Circles (Serbian: Krugovi) is a Serbian movie based on the true story of a Serbian soldier who risked his life to protect a Muslim civilian during the war in Bosnia. During the war in Bosnia in 1993, a Serbian soldier pays for his life after protecting a Muslim civilian from being attacked by three other soldiers. 12 years later, the consequences of this act of heroism are still having their repercussions.

After supervillain Shredder escapes custody, he joins forces with mad scientist Baxter Stockman and two dimwitted henchmen, Bebop and Rocksteady, to unleash a diabolical plan to take over the world. As the Turtles prepare to take on Shredder and his new crew, they find themselves facing an even greater evil with similar intentions: the notorious Krang.