Best movies like Gray Matter

On March 13th, 1997 one of the largest UFO sightings ever recorded took place across the southwestern United States...

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 escaping with Newt and Hicks from the alien planet, Ripley crash lands on Fiorina 161, a prison planet and host to a correctional facility. Unfortunately, although Newt and Hicks do not survive the crash, a more unwelcome visitor does. The prison does not allow weapons of any kind, and with aid being a long time away, the prisoners must simply survive in any way they can.

A vacationing family encounters an alien threat in this pulse-pounding thriller based on the real-life Brown Mountain Lights phenomenon in North Carolina.

A group of kids must protect their vacation home from invading aliens.

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.

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.

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.

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.

In the early hours of the night, young David Maclean sees a flying saucer land and disappear into the sand dunes just beyond his house. Slowly, all of the adults, including his once loving parents, begin to act strangely.

Secretly engineered and blasted into space by government scientists, a vile monster crash-lands back on Earth and begins killing everyone it encounters. As the death toll rises, veteran cop McLemore bravely steps forward to crush the scary creature.

A parasitic alien soul is injected into the body of Melanie Stryder. Instead of carrying out her race's mission of taking over the Earth, "Wanda" (as she comes to be called) forms a bond with her host and sets out to aid other free humans.

When paleontologist Kate Lloyd travels to an isolated outpost in Antarctica for the expedition of a lifetime, she joins an international team that unearths a remarkable discovery. Their elation quickly turns to fear as they realize that their experiment has freed a mysterious being from its frozen prison. Paranoia spreads like an epidemic as a creature that can mimic anything it touches will pit human against human as it tries to survive and flourish in this spine-tingling thriller.

After landing on a mysterious planet, a team of astronauts begin to turn on each other, swayed by the uncertain influence of the planet and its strange inhabitants.

When a virus threatens to turn the now earth-dwelling friendly alien hybrids against humans, Captain Rose Corley must lead a team of elite mercenaries on a mission to the alien world in order to save what's left of humanity.

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.

Bound for a remote planet on the far side of the galaxy, the crew of the colony ship 'Covenant' discovers what is thought to be an uncharted paradise, but is actually a dark, dangerous world—which has a sole inhabitant: the 'synthetic', David, survivor of the doomed Prometheus expedition.

As a lone spaceship proceeds on its long voyage across space, the crew are surprised to encounter a strange pyramid form. Surprise turns to horror as one by one, they discover that their darkest nightmares are all starting to become real. The pyramid has to be behind it all somehow, but how can they save themselves from its influence?

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.

In this remake of the classic 50s SF tale, a boy tries to stop an invasion of his town by aliens who take over the the minds of his parents, his least-liked schoolteacher and other townspeople. With the aid of the school nurse the boy enlists the aid of the U.S. Marines.

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

In a small Oregon town, mysterious crop circles have begun appearing in Joe's corn fields. When Joe's cousin, his five college friends and local Sheriff Willingham happen upon the otherworldly designs, they unleash unfathomable terror.

When strange lights descend on the city of Los Angeles, people are drawn outside like moths to a flame where an extraterrestrial force threatens to swallow the entire human population off the face of the Earth. Now the band of survivors must fight for their lives as the world unravels around them.

In the sequel to Paul Verhoeven's loved/reviled sci-fi film, a group of troopers taking refuge in an abandoned outpost after fighting alien bugs, failing to realize that more danger lays in wait.

Captain Rameses and his Legion of the Winged Serpent brigade are out to claim Earth for their dying race. Out to save Earth is an alien guard patrol located in the Bermuda Triangle, the League of Races. LOR leaders warn Rameses that he's breaking galactic treaty rules. The alien villain responds by launching an invasion which telepathically drives Earthlings to suicide. The LOR implore UFO expert Professor Duncan to help them. Eventually, the two alien forces battle. Will the Earth be saved?

When police are puzzled by several horrific murders, they assume they have a serial killer on their hands. But soon they realise that the unimaginable has happened. A killing machine from another world has arrived on Earth determined to brutally execute human beings. Finding themselves out of their depth they are forced to rely on a mysterious alien hunter that has volunteered his help.

A couple on the brink of ending their marriage spend a weekend in different cities. After a cataclysmic event strikes, the husband embarks on a physical and emotional quest to return home as a nation prepares for the worst.

A group of scientists are possessed by an alien force when they investigate a meteor shower in a rural field.

In 1957 a fiery object crashes into a mountaintop in the California desert, bringing the threat of disaster to Earth. Out of the flying saucer escapes a murderous creature, the Ghota, bent on destroying all life forms on the planet. A benevolent alien from the spaceship, Urp, inhabits the body of Ted Lewis, an astronomer and with the help of Tammy, a diner waitress, sets out to save mankind.

Tyler and his brother find an alien ship which makes Tyler appear older and gives him other abilities. This turns his high school life upside down, and may enable him to help his older brother's love life. After he is abducted by beings who intend to takeover Earth, he must depend on his inept and lovelorn brother to rescue him.

A scientist fights to save his daughter when she is chosen as one of the eight million human beings who are kept hostage by an alien species in order to save their planet.

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

Earth's position in the universe has become of vital strategic importance to those who have, until now, only studied us from the far reaches of space. Knowing our weaknesses, they have planned their attack, and now, in just 5 days, life on Earth will change forever. Robert Casey, a retired US Intelligence agent turned UFO investigator, races to discover the truth about the Dominion and what it has in store for the human race. Time is running out...

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.

After an alien spacecraft destroys Washington, D.C., the residents of a small town must fight off a unit of alien soldiers on the hunt for the President of the United States and the mysterious device he's carrying after his escape chopper crash lands nearby.

Sibling astronomers join forces with the military when hostile aliens attack Earth.

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

When drones arrive in a flash, slaughtering humanity and stripping the Earth of its resources, a small team of scientists hiding in Los Angeles works to expel the drone menace once and for all.

A local artist uses the wreckage of a crashed Russian satellite in his giant sculpture for the town's centennial celebration. But soon a mysterious alien substance brings the giant sculpture to life; creating an iron monster whose only instinct is to survive at any cost.

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.

250 million years ago, a carnivorous species 'planted' a crop of humans on an uninhabited planet known as Earth. Now, the alien life form has returned to harvest its yield. With total destruction looming just moments away, a futuristic warrior and a prophetic mental patient join forces against the creatures, but with mortal weapons no match for the superior alien technology, the duo's only hope for victory lies in finding a 250 million year-old spaceship known as Laserhawk. The future of the world depends on it.

In the year 2044 AD, the human race has amped-up its space exploration and reached out to the stars through the miracle of ROBOTECHNOLOGY, but not without bringing intergalactic war upon the Earth itself. Heroes will die and allegiances will shift. But in the midst of combat, perhaps peace will spring up through the charred remains of battered history. One of the greatest science fiction sagas of all time continues...

A young woman who's been alienated from her community finds herself in a face-off against a host of extraterrestrial beings who threaten her future while forcing her to deal with her past.

As host of his own hit TV series, 'MAN VS', Doug Woods is forced to fend for himself for five days in remote locations with no crew, food, or water, only the cameras he carries on his back to film his experiences. Doug's in the remote woods for a routine episode, until he's awoken by an earth-shaking crash. Things get weirder as it becomes clear Doug isn't alone. Someone or something is watching him.

The Prometheus has dropped out of orbit. Communications and life support systems are down. Situation Critical: Status of Crew and Prisoner unknown. With orders to catch their Alien Prisoner alive the surviving crew of the spaceship Prometheus pursue a dangerous game of cat-and-mouse with their escaped prisoner on a deserted and barren planet. But, who is the hunter and who is its prey?

In a small rural community, local police officers Zoe and Patrick begin their shift as normal but soon, strange events unfold. Residents begin behaving erratically, and suicidal panic spreads amongst the township they are trying to protect. Zoe and Patrick realise alien machines are taking hold, cutting their small group of survivors off from the outside world. Can the determined humans band together to save their community, and all mankind, from extinction?

For millennia the Alien force has watched and waited, a brooding menace that has now at last decided to take over the Earth. Communications systems worldwide are sent into chaos by a strange atmospheric interference, a massive spaceship heads towards Earth and smaller spaceships begin to cover entire cities. Suddenly, the wonder turns into horror as the spaceships destroy the cities with energy weapons. When the world counterattacks, the alien ships are invincible to military weapons. The survivors have to use their wits to kill the aliens, or die.

Two men witness an unexplainable event in the sky as a historic solar storm approaches, and they try to survive as a terrifying life form hunts them.

33 years after the infamous Rendlesham Forest UFO incident, three metal detector enthusiasts hunting for Saxon gold in the same region, capture incredible footage of UFO's whilst filming their expedition. As night falls and with their navigation equipment failing, they find themselves facing a terrifying encounter with an unforgiving alien presence.

Monsters from space attack earth, two scientists and a couple of teenagers try to stop the extraterrestrial invaders.