Best movies like Forbidden Sky

Mulder and Scully, now taken off the FBI's X Files cases, must find a way to fight the shadowy elements of the government to find out the truth about a conspiracy that might mean the alien colonization of Earth.

A misguided scientist enables an alien from Venus named Zontar to come to earth in order to "help solve man's problems". However, as soon as Zontar arrives on Earth, it quickly becomes obvious that the three-eyed, bat-winged, skeletal black creature has a hidden agenda.

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.

Aliens disguised as clowns crash land on Earth in a rural town to capture unsuspecting victims in cotton candy cocoons for later consumption.

When scientists discover something in the Arctic that appears to be a buried Pyramid, they send a research team out to investigate. Little do they know that they are about to step into a hunting ground where Aliens are grown as sport for the Predator race.

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.

In the year 3000, man is no match for the Psychlos, a greedy, manipulative race of aliens on a quest for ultimate profit. Led by the powerful Terl, the Psychlos are stripping Earth clean of its natural resources, using the broken remnants of humanity as slaves. What is left of the human race has descended into a near primitive state. After being captured, it is up to Tyler to save mankind.

Aliens from Outer Space are slowly switching places with real humans -- one of the first being a young man about to get married. Slowly, his new wife realizes something is wrong, and her suspicions are confirmed when her husband's odd behaviour begins to show up in other townspeople.

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.

In Moscow, five young people lead the charge against an alien race which has attacked Earth via our power supply.

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.

Zane Ziminski is an astrophysicist who receives a message that seems to have extraterrestrial origins. Eerily soon after his discovery, Zane is fired. He then embarks on a search to determine the origins of the transmission that leads him into a Hitchcockian labyrinth of paranoia and intrigue.

Inept beings from the planet Kabijj land on Earth and attempt to behead all of its beings and take over the planet

A comedy that follows the chaos that ensues when a meteor hits the Earth carrying alien life forms that give new meaning to the term "survival of the fittest." David Duchovny, Orlando Jones, Seann William Scott, and Julianne Moore are the only people standing between the aliens and world domination... which could be bad news for the Earth.

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 good alien from a dying race must impregnate an Earth woman to avoid extinction of his race. A bad alien whose race helped wipe out good alien's race doesn't want to see this happen.

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.

A crew of Martians overhears a radio broadcast of Orson Welles' "War of the Worlds" coming from Earth, and, thinking the Martian fleet is attacking Earth, they land their broken-down ship in a backwater mid-American town. As luck would have it, they land on Halloween and get mistaken for trick-or-treaters. Comedy ensues as the Martians try to get taken seriously.

Since the 1940's alien beings known as "GRAYS" have been sighted around the globe with the thought that they visit our planet to study our species and civilization before they eventually invade...but what if we're wrong? What if they are only here to protect us? After a meteorite crashes to earth awakening the extraterrestrial creature within, a young woman is abducted by an alien "GRAY" to aide in hunting down and destroying the creature before it can reach a second meteorite that fell to earth decades earlier unleashing its deadly infestation of earth.

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?

Plan 9 is the story of Nilbog, a small town with a big story. The beginning of an invasion! However, instead of lasers, space ships, and epic force, these aliens have a different plan for the inhabitants of Earth. To resurrect their dead as their own army set with but one goal… To wipe out all mankind! Only the townsfolk on this Halloween night stand in the way of total domination. From the police department, to those trapped in a convenient store, and even those trying to stay alive in the streets, this night will decide the fates of all who walk the planet and thought they were the top of the food chain.

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...

With the Galaxy under attack, Princess Farra and her beautiful bodyguard flee to a strange alien planet - Earth. They are pursued by the evil Empress and her henchwoman.

In the near future the earth has become desolate and dangerous. Now inhabited by by a mysterious race of creatures, humanity has been forced to find refuge in the SkyArk, a man-made city in the sky. As the population grows, space becomes scarce and only the rich and powerful can stay, dumping the poor and orphaned of SkyArk to the abandoned earth.

Three beautiful Space Babes find themselves stranded on Earth when their spaceship runs out of energy after a dangerous encounter with their mortal enemies, the Scrotes. Once they discover human sexual arousal can recharge their ship, they accept the help of a lonely farm boy to harness energy at a local strip club and get back home — all while avoiding the nasty Scrotes.

Three young astronomers fight to survive a deadly Martian invasion.

Six college friends blowing off steam on a camping trip, find themselves caught up in a cat and mouse hunt with an Alien monster. Not knowing what to do or who to trust, they struggle to protect themselves. Reluctantly, they join forces with another, seemingly friendly, alien, Ava, who orbits the Earth and appears to them in the form of an avatar. Having only one chance at stopping the monster, they must race to locate and repair the Ava’s earth sent robot, before it slaughters them one by one.

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

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.

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.

Two aliens who crash on Earth must find a buried weapon that will destroy the planet and their own society if not stopped.

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.

Alien seeds hitch a ride to earth in a space shuttle crew and begin to grow. When their numbers reach the Threshold amount they will be an unstoppable swarm.

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 different alien races are at war. Representatives of each race have landed on Earth to battle it out here, but they've taken human form and they can only spot other aliens through the use of special glasses.