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Movies like Attack of the Unknown

Key Features:
Alien invasion, SWAT team, Crime syndicate, Prison, Survival, Action, Sci-fi horror, Violence-high
Tone:
serious, gritty, suspense-driven
Target Audience:
Action horror fans, Sci-fi enthusiasts, Fans of intense thrillers
Emotional Arc:
Anxiety → Terror → Desperation

Attack of the Unknown

2020-08-28
Attack of the Unknown Poster - Find Similar Movies

A SWAT team transporting a vicious crime syndicate boss must fight their way out of a county detention center during a catastrophic alien invasion.

Genres
Action, Science Fiction, Horror
Cast
Tara Reid, Robert LaSardo, Richard Grieco, Tania Fox, Jolene Andersen, Tasha Reign, Roberta Sparta, Douglas Tait, Stacy Johnson, Elizabeth Noelle Japhet
Crew
Brandon Slagle, Brandon Slagle, Michael Mahal, Sonny Mahal
Rating
4.42(50 votes)
Attack of the UnknownAttack of the Unknown
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Attack the Block
6.5

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.



Starship Troopers: Invasion

The troopers of two starships have joined forces to terminate a massive bug attack at a Federation outpost. Before the mission can be completed and the survivors evacuated, one ship abruptly departs and goes inexplicably dark. The remaining battle-hardened troopers race to the rescue only to discover that the threat from the bugs is about to hit home.



War of the Worlds: The Attack

Three young astronomers fight to survive a deadly Martian invasion.



Alien Invasion
5.489

A group of friends find a large egg, but little do they know it contains an unwelcome predator. Now they must stop it from reaching civilization.



Critters Attack!
6.075

Mysterious alien Critters have crash-landed in a small college town, devouring every living thing they encounter. Drea and the kids she's babysitting must try desperately to save themselves from the ravenous, rolling beasts. Will Drea discover her inner badass, and will it be enough to stop the Critter onslaught?



Incoming
Incoming(2018)
4.394

The International Space Station is now a prison - the ultimate black site. No one's getting out. And no one knows it's there. But when the imprisoned terrorists take over the Station and turn it into a missile aimed at Moscow, only a shuttle pilot and a rookie doctor can stop them. Their task is complicated by a rogue CIA agent (Scott Adkins) who has his own plans for the station and the terrorists within.



Alien Raiders
5.408

It's the end of yet another night at Hastings Supermarket, a grocery store in Buck Lake, Arizona. But just before closing, a group of masked and armed to the teeth militants invades the store and take everyone hostage



Black Site
6.1

A group of officers based in a labyrinthine top-secret prison must fight for their lives against Hatchet, a brilliant and infamous high-value detainee. When he escapes, his mysterious and deadly agenda has far reaching and dire consequences.



Alien Invasion: S.U.M.1

An aggressive race of aliens took over Planet Earth and humanity's at its end, living in giant bunkers below ground. Young Military rookie S.U.M.1 (Iwan Rheon) is sent to the surface to save a group of unprotected survivors.



Alien Apocalypse
3.9

An astronaut doctor Ivan Hood and his fellow astronaut Kelly return from their mission in space to find the world has been taken over by aliens. Now Dr. Ivan Hood and Kelly must lead a revolution to free the human slaves from their alien masters.



Age of Tomorrow
3

Mankind must fight to survive as Earth is invaded by hostile UFOs bent on destroying the planet. As the epic battle wages on, astronauts sneak aboard the mothership where they discover a portal to the aliens' home world. They manage to alert Earth before they are brutally murdered. Left with no other choice, Earth sends an elite military team of science and combat specialists through the portal where they attempt to stop the invasion from the inside out.



Alien Tornado
3.8

Aliens attack Earth with deadly electrical tornadoes, and it’s up to a farmer, his smart high-school daughter and a tornado blogger to thwart the horrific invasion.



War of the Worlds: Annihilation

A mother and son find themselves faced with a brutal alien invasion where survival will depend on discovering the unthinkable truth about the enemy.



Terminal Invasion
4.6

Aliens in human disguise commandeer a rural airport during a snowstorm. To survive, the people trapped inside must determine which of their own is not of this Earth.



Extraterrestrial
5.465

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.



Rakka
Rakka(2017)
7.005

A story of broken humanity following the invasion of a technologically superior alien species. Bleak, harrowing, and unrelenting, the humans must find enough courage to go on fighting.



Alien Outpost
5.1

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



Tactical Force
5.529

A training exercise for the LAPD SWAT Team goes terribly wrong when they find themselves pitted against two rival gangs while trapped in an abandoned Hangar, armed with nothing but blanks.



A.I. Assault
5.2

When a plane carrying a pair of top secret military robots crashes on a deserted Pacific island, a team of Navy seals must find them and turn them off as soon as possible for the longer they are activated, the smarter they become.



Occupation: Rainfall
6.171

Two years into an intergalactic invasion of Earth, survivors in Sydney, Australia, fight back in a desperate ground war. As casualties mount by the day, the resistance and their unexpected allies, uncover a plot that could see the war come to a decisive end. With the Alien invaders hell-bent on making earth their new home, the race is on to save mankind.



Attack Force
4.3

Marshall Lawson is the commander of an elite military unit. Marshall Lawson loses his strike-team in a cold-blooded and seemingly random attack, and he takes it upon himself to investigate the attack, with the help of his girlfriend Tia and his friend Dwayne.



Not of This Earth
5.64

An alien from planet Davanna, whose population has developed a terminal blood disease caused by nuclear radiation, is sent to Earth to acquire fresh human blood for his people.



No One Will Save You

A lonely woman battles extraterrestrials who threaten her future while forcing her to face her past.



Not of This Earth
4.725

An alien arrives on Earth looking to take human blood in an attempt to preserve his dying planet.



Altered
Altered(2006)
5.426

Fifteen years ago, five men were abducted by aliens. Only four returned. Now, these same four men have managed to capture one of the creatures who killed their friend and ruined their lives.



Critters
Critters(1986)
6.5

Carnivorous aliens arrive unannounced at a Kansas family farm; two intergalactic bounty hunters soon follow, determined to blow them off the planet.



Extraterrestrial
5.5

Everyone knows what to do if one morning the sky would be absolutely full of UFOs: run as fast as you can. However, what would happen if the invasion started while you are in the flat of the girl of your dreams, the one you have just met?



Doom: Annihilation
4.941

A group of UAC Marines responds to a distress call from a top-secret scientific base on Phobos, a Martian moon, only to discover it's been overrun by demons.



Attack of the 50 Ft. Woman

When an abused heiress grows to giant size because of her encounter with aliens, she decides to get revenge on her cheating husband and those who looked down on her.



Invasion U.S.A.
5.7

A one-man army comes to the rescue of the United States when a spy attempts an invasion.



Assault on Precinct 13

A highway patrol officer, two criminals, and a station secretary form an unlikely alliance to defend a defunct Los Angeles precinct against a siege by a bloodthirsty street gang.



AE: Apocalypse Earth

A group of refugees from Earth land on an exotic planet, where they must fight ruthless aliens to survive.



Evils of the Night
3.5

Sex-hungry teens are kidnapped by auto mechanics, who take them to a rural hospital run by aliens who need their blood as the key to their own longevity.



Occupation
4.8

Town residents must band together after a devastating alien invasion. As they struggle to survive, they realize they must stay one step ahead of their attackers and work together for a chance to strike back.



Transmorphers
3

About a race of alien robots that have conquered Earth and forced humanity underground. After 400 years, a small group of humans develop a plan to defeat the mechanical invaders in the ultimate battle between man and machine.



One Shot
One Shot(2021)
6.7

An elite squad of Navy SEALs, on a covert mission to transport a prisoner off a CIA black site island prison, are trapped when insurgents attack while trying to rescue the same prisoner.



Batman: Assault on Arkham

Batman works desperately to find a bomb planted by the Joker while Amanda Waller sends her newly-formed Suicide Squad to break into Arkham Asylum and recover vital information stolen by the Riddler.



Invasion of the Body Snatchers

A small-town doctor learns that the population of his community is being replaced by emotionless alien duplicates.



Attack of the 50 Foot Woman

When an abused wife grows to giant size because of an alien encounter and an aborted murder attempt, she goes after her cheating husband with revenge on her mind.



U.F.O.
U.F.O.(2012)
4.2

A group of friends awake one morning to find all electricity and power shut off and an immense alien aircraft hovering in the air above their heads. Suddenly this regular group of friends is battling to survive as the entire human race is threatened by the alien army hovering ominously above.



Starship Troopers 2: Hero of the Federation

A group of troopers take refuge in an abandoned outpost after fighting alien bugs, failing to realize that more danger lays in wait.



Crawlspace
4.8

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.



Alien Convergence
3.9

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.



V/H/S/94
V/H/S/94(2021)
6.1

After the discovery of a mysterious VHS tape, a brutish police SWAT team launches a high-intensity raid on a remote warehouse, only to discover a sinister cult compound whose collection of pre-recorded material uncovers a nightmarish conspiracy.



Osiris
Osiris(2025)
6.4

Special Forces commandos on a mission are abducted mid-operation by a mysterious spacecraft. Upon waking aboard, they find themselves prey to a relentless alien race in a fight for survival.



Armed Response
5.2

The story follows a team of highly trained operatives who find themselves trapped inside an isolated military compound.



S.W.A.T.: Under Siege

When a D.E.A. and S.W.A.T. cartel takedown ends in a shootout, S.W.A.T. Agent Travis Hall seizes a mysterious prisoner taking him into custody. Before long, the S.W.A.T. compound is under siege by wave-after-wave of assault teams attempting to recover the prisoner known as “The Scorpion” for the tattoo blazed across his back. When Travis discovers that his prisoner is a Secret Ops double agent planted within the cartel, it’s up to him and his expert S.W.A.T. team to keep “The Scorpion” and his billion dollar secrets safe.



Acceleration
5.5

After being double crossed by his most trusted operative, a ruthless crime lord takes revenge by kidnapping the her son. Overwhelmed with fear, the operative is given one night to make up for her misdeeds by systematically eliminating his enemies. As the hours rush by, the steaks begin to rise and the darkened city streets turn into a brutal and bloody battle ground.



Monster Hunters
6.3

When an alien prison ship crash lands and unleashes creature after creature in the California desert, they make quick work of the army that tries to stop them. Now, the only hope of stopping the aliens rests with a secret branch of the government specializing in alien weaponry. But with the team untested in actual combat, the battle for Earth will be brutal.



Dollman
Dollman(1991)
4.879

Brick Bardo is a traveller from outer space who is forced to land on Earth. Though regular sized on his home planet, he is doll-sized here on Earth, as are the enemy forces who have landed as well. While Brick enlists the help of an impoverished girl and her son, the bad guys enlist the help of a local gang. When word leaks out as to his location, and all hell breaks loose, Brick is besieged by an onslaught of curious kids, angry gang members, and his own doll-sized enemies, and he must protect the family who has helped him and get off the planet alive.



Breach
Breach(2020)
4.2

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.



The Second Arrival
3.7

After Zane Ziminski is found dead five people received envelopes with details of an alien invasion. This group of five includes 3 scientists, Zane's brother Jack, and a reporter. Quickly, the group is down to three and then Jack and Bridget, the reporter. With a small piece of alien technology, they must escape from the aliens, who take human form, and try to convince others that aliens exist.



It! The Terror from Beyond Space

The first manned expedition to Mars is invaded by an unknown life form, which stows away on the rescue ship.



Without Warning
5.259

Sandy and Greg are teenagers who go camping, despite warnings not to, with their friends. They soon encounter aliens, who are using the area as a hunting ground.



Approaching the Unknown

Captain William Stanaforth is on a one-way solo mission to take the first steps in colonising Mars. Like all pioneers throughout history, Stanaforth will face insurmountable odds and life and death decisions as he rockets bravely through space.



Bushwick
Bushwick(2017)
5.167

When an unknown military force invades Bushwick, a Brooklyn neighborhood, young student Lucy and war veteran Stupe must rely on each other to escape and survive.



Acts of Violence
5.6

When his fiancee is kidnapped by human traffickers, Roman and his ex-military brothers set out to track her down and save her before it is too late. Along the way, Roman teams up with Avery, a cop investigating human trafficking and fighting the corrupt bureaucracy that has harmful intentions.



Attack of the Puppet People

A deranged scientist creates a ray that can shrink people down to doll size.



Expend4bles
6.09

Armed with every weapon they can get their hands on and the skills to use them, The Expendables are the world’s last line of defense and the team that gets called when all other options are off the table. But new team members with new styles and tactics are going to give “new blood” a whole new meaning.



Alien Warfare
4.087

A team of Navy Seals investigates a mysterious science outpost only to have to combat a squad of powerful alien soldiers.



Alien Abduction: Incident in Lake County

After a mysterious blackout, a son goes out to investigate and captures footage of actual aliens. When the aliens follow he and his brothers back to their home all hell breaks lose.



Battle: Los Angeles

When once distant UFOs become a terrifying threat and an alien invasion force begins attacking Earths major costal and riverside cities, a U.S Marine staff sergeant and his team are sent into battle only to find they must take it upon themselves to defeat an unknown enemy and protect what remains of Los Angeles.



Fear the Night
5.922

During a bachelorette party in a secluded California farmhouse, masked intruders launch a brutal attack, forcing eight women to fight for survival. Led by Tess, a troubled military veteran, they unite to defend themselves throughout a harrowing night.



Retribution
6.564

When a mysterious caller plants a bomb under his car seat, a bank executive begins a high-speed chase across the city to complete a specific series of tasks — all with his kids trapped in the back seat.



Interceptor
6.066

A U.S. Army Captain uses her years of tactical training to save humanity from sixteen nuclear missiles launched at the U.S. as a violent attack threatens her remote missile interceptor station.



Extinction
6.032

A chief mechanic at a factory, haunted by apocalyptic nightmares, becomes a hero when Earth is invaded by a mysterious army bent on destruction.



The Raid 2
7.6

After fighting his way through an apartment building populated by an army of dangerous criminals and escaping with his life, SWAT team member Rama goes undercover, joining a powerful Indonesian crime syndicate to protect his family and uncover corrupt members of his own force.



Office Invasion
5.4

Three friends come together to defend their valuable mining company from…aliens?! What could possibly go wrong?



Abduction
Abduction(2011)
5.85

For many years, Nathan Harper has had the uneasy feeling that life with his family isn't quite what it seems. As he draws closer to uncovering the truth, he is hunted by assassins, forcing him to flee with his neighbor, Karen, the only person he can trust.



Predator
Predator(1987)
7.541

A team of elite commandos on a secret mission in a Central American jungle come to find themselves hunted by an extraterrestrial warrior.



Captive State
5.7

Nearly a decade after occupation by an extraterrestrial force, the lives of a Chicago neighborhood on both sides of the conflict are explored. In a working-class Chicago neighborhood occupied by an alien force for nine years, increased surveillance and the restriction of civil rights have given rise to an authoritarian system -- and dissent among the populace.



The Puppet Masters
5.75

The Earth is invaded by alien parasites—AKA 'slugs'—that ride on people's backs and control their minds.



Invasion
Invasion(2020)
6.9

Two years after the fall of the alien ship, the life of a young woman from Moscow has been changed forever. Her growing powers are now at the focus of both human and celestial investigation: an alien force takes an interest in her, and will stop short of nothing, including an invasion. Can love and compassion save humanity, when faced with a much greater and more demanding test this time?



Xtro 2: The Second Encounter

An underground government facility is locked down by its A.I.-controlled computer when an alien entity travels through a dimensional portal and threatens the lives of everybody inside.



Home
Home(2015)
6.8

When Earth is taken over by the overly-confident Boov, an alien race in search of a new place to call home, all humans are promptly relocated, while all Boov get busy reorganizing the planet. But when one resourceful girl, Tip, manages to avoid capture, she finds herself the accidental accomplice of a banished Boov named Oh. The two fugitives realize there’s a lot more at stake than intergalactic relations as they embark on the road trip of a lifetime.



Originless
5.578

A group of arcanes enjoy fighting vampires.



Independence Daysaster

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.



Intruder
Intruder(1989)
6.269

The overnight stock crew of a local supermarket find themselves being stalked and slashed by a mysterious maniac.



Home Invasion
5.513

Terror arrives at the one place we all feel safest... When a wealthy woman, Chloe, and her stepson, Jacob, are targeted by a trio of expert thieves in their remote mansion, her only form of help comes from a call with Mike, a security systems specialist. But as the intruders become increasingly hostile and the connection wavers, will she trust him to be her eyes and navigate her to safety?



Alien Nation
6.1

A few years from now, Earth will have the first contact with an alien civilization. These aliens, known as Newcomers, slowly begin to be integrated into human society after years of quarantine.



VFW
VFW(2019)
5.9

A typical night for veterans at a VFW turns into an all-out battle for survival when a desperate teen runs into the bar with a bag of stolen drugs. When a gang of violent punks come looking for her, the vets use every weapon at their disposal to protect the girl and themselves from an unrelenting attack.



We Can Be Heroes

When alien invaders capture Earth's superheroes, their kids must learn to work together to save their parents - and the planet.



Contamination
5.2

A former astronaut helps a government agent and a police detective track the source of mysterious alien pod spores, filled with lethal flesh-dissolving acid, to a South American coffee plantation controlled by alien pod clones.



Mercenaries
5.112

A diplomatic official is captured and imprisoned while touring a war zone, so a team of elite female commandos is assembled to infiltrate a women's prison for a daring rescue.



Cowboys & Aliens
5.6

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.



Alien
Alien(1979)
8.166

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.



Invasion: Planet Earth

On the same day that Tom Dunn finds out that he is to become a father again, the people of Earth become plagued with terrifying visions of the end of the world. When a gigantic, all-consuming alien mothership launches a ruthless attack, chaos and destruction follow. The ultimate war for Planet Earth is about to begin...



The Bad Batch
5.3

After being exiled to a fenced-off wasteland, Arlen is kidnapped by a group of cannibals and goes on a journey to reunite a missing girl with her father.



Death House
3.7

During an exclusive tour, a power breakdown inside a secret prison known as the Death House sends two agents fighting through a labyrinth of horrors while being pursued by a ruthless army of roaming inmates. As they fight to escape, the agents push toward the lowest depths of the facility where they learn a supernatural group of evil beings is their only chance for survival.



BuyBust
BuyBust(2018)
5.9

A special forces team is sent to snuff out a drug den, but find themselves trapped inside it after being set-up and betrayed.



Doom
Doom(2005)
5.186

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.



Beyond Skyline
5.292

Detective Mark Corley storms his way onto an alien spaceship to rescue his estranged son. When the ship crashes in Southeast Asia, he forges an alliance with a band of survivors to take back the planet once and for all.



Arachnid
Arachnid(2001)
4.247

Mercer's brother, an amateur pilot, crashes on an island and is killed by a giant spider. A year later, when Mercer goes in search of him, she discovers a breed of poisonous arachnids ready to attack.



The Stranger
4.5

The Stranger is a man with no name, no memory and absolutely nothing left to lose. But when he finds himself hunted by both the FBI and the Russian mob, this amnesiac decides to fight back. Pursuit cannot stop him. Torture will not break him. And with every beating, bullet and betrayal, he’ll remember another piece of the horror that took away his career, his family and his identity.



Death Valley
4.7

Mercenaries with nothing to lose are hired to rescue a bioengineer imprisoned in a cold war bunker. Upon entering the ominous facility, they find themselves in a fight for their lives when they come under attack from an unknown and deadly creature.



Flight 666
5.5

Passengers and crew on a flight are attacked by unseen forces that threaten all aboard.



Raze
Raze(2013)
5.1

After Sabrina is abducted, she finds herself in an underground lair, forced to do battle with other innocent women for the amusement of unseen spectators. Each of these reluctant warriors has something to lose, but only one will remain when the game is done.



Borderlands
5.624

Returning to her home planet, an infamous bounty hunter forms an unexpected alliance with a team of unlikely heroes. Together, they battle monsters and dangerous bandits to protect a young girl who holds the key to unimaginable power.



Jurassic Attack
4.6

While returning from a military expedition a helicopter crash lands a commando unit in a dense, remote tropical jungle – a lost world populated by dinosaurs. Now they must find a way out of this isolated valley before becoming prey for prehistoric predators.

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