20 best movies like Attack of the Unknown (2020)

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.

The Earth is attacked by unknown forces. As people everywhere watch the world's great cities fall, Los Angeles becomes the last stand for mankind in a battle no one expected. It's up to a Marine staff sergeant and his new platoon to draw a line in the sand as they take on an enemy unlike any they've ever encountered before.

A team of space marines known as the Rapid Response Tactical Squad, led by Sarge, is sent to a science facility on Mars after somebody reports a security breach. There, they learn that the alert came after a test subject, a mass murderer purposefully injected with alien DNA, broke free and began killing people. Dr. Grimm, who is related to team member Reaper, informs them all that the chromosome can mutate humans into monsters -- and is highly infectious.

After finding a host body in investigative reporter Eddie Brock, the alien symbiote must face a new enemy, Carnage, the alter ego of serial killer Cletus Kasady.

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.

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.

When flying reptilian creatures wreak havoc all over the world, the survivors’ only hope of stopping them is a new, state-of-the-art fighter jet piloted by the only team that knows how to use the technology.

The Earth is invaded by alien parasites aka "slugs" that ride on people's backs and control their minds. A trio of American government agents attempt to thwart this.

Nearly a decade after occupation by an extraterrestrial force, the lives of a Chicago neighborhood on both sides of the conflict are explored.

On August 16, 2013, the Supreme Court mandated the CIA to declassify files that had been kept secret for the past 75 years. Visual records of documented paranormal events were released to the public. The following incident took place in Gracefield, Quebec.

Earth as we know it is gone. A virus has destroyed the planet and rendered all its women infertile, all but one. An elite team of soldiers are tasked with bringing the woman to safety on the newly habitable Earth Two. But when they are forced underground they find themselves fighting for survival from an bloodthirsty creature in a maze of ever shrinking tunnels. As the team's ranks start to dwindle, the tunnels shrink and the ammunition run out, the crawl for survival becomes more and more desperate.

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.

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

A band of ninja warriors, led by an Iga Ninja named Yamata, witness a giant ball of fire drop from the sky and crash into the forest. When the warriors find and attempt to identify the object, they discover aliens that attack and feast on them. Yamata and the survivors swear vengeance, but in challenging the aliens, they learn that their weapons have no effect.

Alien pods come to Earth and, naturally, start taking over Human Hosts. One such pod only manages to take over one human's, Shin Izumi, right arm. Together they grow and co-exist, all the while the other aliens are making meals of other humans; Shin feels he must put a stop to it all, but his alien, Migi, doesn't see why.

Charlie's ex-wife disappears, and he goes to where she grew up--a rural town in the midwest--to look for her. But, surprisingly, nobody knows about her or any of her many relatives, the Newmans. He meets aliens; but when he contacts the FBI, they don't believe him. He tells his story to a tabloid; and suddenly, he is chased by the aliens.

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

What starts off as a typical day on the streets of Seattle soon becomes a terrifying bloodbath, when a great white shark devours an alien space probe…and ROBOSHARK is born. The U.S. military comes after it with guns blazing, but it’s the power of social media that puts an ambitious newscaster and her tech-savvy daughter ahead of everyone else in the race to stop the destruction.

One moment some 80 people are walking on a big city street. Suddenly a blinding light appears that transports them to a very peculiar racing course. A voice sounds in everybody’s head : “The school, the house and the prison are safe. Follow the arrows or you will die. Stay on the path or you will die. If you’re doubled twice, you will die. Do not touch the grass or you will die. Race or die.” Whether you’re rich or poor, old or young, blind, strong, handicapped, courageous or a coward; the rules make no distinction. There can be only one winner !

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 hardened mechanic must stay awake and maintain an interstellar ark fleeing the dying planet Earth with a few thousand lucky souls on board... the last of humanity. Unfortunately, humans are not the only passengers. A shapeshifting alien creature has taken residence, its only goal is to kill as many people as possible. The crew must think quickly to stop this menace before it destroys mankind.

Years after a mysterious plague has devastated the planet and turned most of humanity into blood-hungry creatures, a rogue drifter on a vengeful hunt stumbles across a band of survivors in an abandoned police station and reluctantly agrees to try to help them defend themselves and escape to the sanctuary they so desperately need.

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.

A sequel to 2004's Alien vs. Predator, the iconic creatures from two of the scariest film franchises in movie history wage their most brutal battle ever - in our own backyard. The small town of Gunnison, Colorado becomes a war zone between two of the deadliest extra-terrestrial life forms - the Alien and the Predator. When a Predator scout ship crash-lands in the hills outside the town, Alien Facehuggers and a hybrid Alien/Predator are released and begin to terrorize the town.

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.

Nada, a down-on-his-luck construction worker, discovers a pair of special sunglasses. Wearing them, he is able to see the world as it really is: people being bombarded by media and government with messages like "Stay Asleep", "No Imagination", "Submit to Authority". Even scarier is that he is able to see that some usually normal-looking people are in fact ugly aliens in charge of the massive campaign to keep humans subdued.

Could you trust a jury of your peers with your life? The contestants of a mysterious death game must make harrowing decisions as they strategize for survival in this psychological sci-fi thriller.

It is the year 2022. A mysterious systems failure causes the crew of a spaceship to be stranded on the dark side of the moon, while rapidly running out of fuel and oxygen. They are surprised to discover a NASA space shuttle floating in space, and board it in the hope of salvaging some supplies. One by one, the crew is possessed and killed, and it is up to Paxton Warner to find the links between the dark side of the moon, the Bermuda Triangle, and the Devil himself.

In the near future, 10 death row convicts are forced to compete in a virtual reality game that pits them against dinosaurs and each other.

Seven female directors present seven short films.

An oceanic observation station is in desperate trouble after a sudden shark attack wrecked the oxygen supply. The accompanying ship, a coast guard cruiser, and other ships in and around the Bermuda triangle are attacked as well. The US Navy sends a submarine to investigate, but soon they too are under attack.

A woman returns to her family home and discovers it to be inhabited by monsters.

When a top-secret laboratory is unexpectedly breached, thousands of rampaging raptors are unleashed on Los Angeles! A black-ops unit is mobilized to contain the creatures before they cause city-wide chaos. Simultaneously, a truckload of raptors is rerouted to a nearby prison. Upon their escape, these ferocious flesh-eaters are beyond containment. This is Jurassic judgment night for smoking hot sorority girls, sinister scientists, muscle-bound military and doomed death-row inmates! It's about to get bloody in Jurassic City!

Three friends discover a mysterious machine that takes pictures 24 hours into the future and conspire to use it for personal gain, until disturbing and dangerous images begin to develop.

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.

A group of elite soldiers sent to infiltrate and extract the lead science team from Pine Gap, Australia's top secret underground military compound, after it comes under attack from unknown forces. The mission is compromised when they encounter a young woman with no memory of who she is or how she came to be there. As they try to escape, the group quickly discovers all is not as it seems and the facility has become a testing ground for something far more sinister.

Citizens of a small town are infected by a biological weapon that causes its victims to become violently insane. As uninfected citizens struggle to survive, the military readies its own response.

Jack Caine is a Houston vice cop who's forgotten the rule book. His self-appointed mission is to stop the drugs trade and the number one supplier Victor Manning. Whilst involved in an undercover operation to entrap Victor Manning, his partner gets killed, and a sinister newcomer enters the scene...

1970's pop culture icons Danny Bonaduce and Barry Williams face off in the hunt for the legendary mountain creature.

A murdered police officer is brought back to life by a cold-hearted scientist to serve as "The Demolitionist", the ultimate crime-fighting weapon in a city overrun by criminals and internal corruption

Daniel Emerson is acquited of the rape of classical pianist Gaily Morton, and part of the blame for the acquittal lies with the testimony of Daniel's friends Norman, Oscar, Toby, and Craig, who all helped Daniel rape Gaily. Still devastated by the rape and unable to deal with the acquittal, Gaily commits suicide by jumping off of the top of the court building as soon as the trial ends, much to the horror of her brother Albert, who is a scientist. Five years later, Daniel has made Norman, Oscar, Toby, and Craig partners in his business, which forces homeowners and their homes out of the way to make way for bigger developments. By this time, after five years of working with Gaily's body, Albert has turned Gaily into a cyborg that is programmed to get bloody revenge on Daniel, Norman, Oscar, Toby, and Craig.

Agents of an oil tycoon vanish while exploring a swamp marked for drilling. The local sheriff investigates and faces a Seminole legend come to life: Man-Thing, a shambling swamp-monster whose touch burns those who feel fear.

After Air Force One goes down during a storm over the Bermuda Triangle, the United States Navy is dispatched to find the escape pod holding the President. A giant monster beneath the ocean awakens and attacks the fleet.

Our hero, Cooper, awakes to find himself nauseous, weak and covered in webbing, hanging from the ceiling of an office where, just minutes ago, he started his new job. As he struggles out of his slimy prison he comes face to face with his opponent - a grotesque, powerful and very angry bug. All 3 ft of it. And so begins a hideous, nail-biting, comedic, all-action adventure to find a safe haven while constantly outwitting an infestation of monstrous proportions. As Cooper embarks on his journey, he befriends a ragtag group of survivors including the feisty, determined Sara. Will they make it to safety before they are picked off one by one? And what other surprises are in store for our group of unlikely heroes?

Maria, a fearless soldier, and TS-347, a man with superhuman strength, are being pursued by a military cell responsible for scientific experiments that have resulted in a zombie apocalypse. On the way, they will meet Pedro, a man with few ambitions and a great hangover. Together, they will try to escape to a safe place, but complications will cross their paths in the form of a nuclear bomb.

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.

In the near future, the President of the United States hires a team of mercenaries to retrieve an alien bio-weapon from a top secret research facility orbiting the Earth. The plan is working until the cargo escapes.

When a strange signal pulsates through all cell phone networks worldwide, it starts a murderous epidemic of epic proportions when users become bloodthirsty creatures, and a group of people in New England are among the survivors to deal with the ensuing chaos after.

With much of America lying in ruins, the rest of the world braces for a global sharknado, Fin and his family must travel around the world to stop them.

Vampires and humans live in a future world where they co-exist – barely. Now, both groups find themselves under attack by a new species of super vampire. The surviving humans and vampires join forces to obliterate the vicious man-sized bat vampires which threaten to shatter the uneasy peace between the two species.