Best movies like Alien Siege

When odd reports are received through official channels stating that the President of the United States is being held captive on a secret international moon base called Vegan and that he has been replaced on Earth by a clone, the US Marshall Service immediately sends their 'best' man, Dix, on the mission.

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.

Two years after the Martian invasion, George Herbert's worst fears are realized: The Aliens have returned. As a second wave of Martian walkers lay waste to what's left of Earth, an alliance of military forces prepares a daring attack on the Red Planet itself. Once again, the future of mankind hangs in the balance.

An alien narrates the story of his dying planet, his and his people's visitations to Earth and Earth's self-made demise, while human astronauts in space are attempting to find an alternate planet for surviving humans to live on.

The Hollywood version of the popular video game series "Wing Commander". Unlike other video games to feature film transitions, series creator Chris Roberts was heavily involved in the film's creation. This is the story of Christopher Blair and Todd "Maniac" Marshall as they arrive at the Tiger Claw and are soon forced to stop a Kilrathi fleet heading towards Earth.

A spaceship is sent to Mars after a alien distress signal is picked up. They find one survivor, but when a crew member is found drained of blood it's evident they have rescued a bloodsucking monster.

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.

Government agents find evidence of extraterrestrial life at the South Pole.

After an experiment to make the ultimate weapon goes wrong, a team of commandos is sent into a genetic research lab and end up getting stalked by a creature that looks a lot like the Predator

The population of the planet Alcyone is split in two; the cultures of the Ceveans and the Storrions are locked in eternal war, destroying their home. Led by their priestess Amiel, the Ceveans constructed the Ark in an attempt to flee their world, but the Ark was ceased by the Storrions, enslaving some of the Ceveans and banishing the rest to the wastelands.

Susan Ivanova discovers a derelict spaceship in hyperspace. They tow it back to Babylon 5, then strange things start happening. People are being telepathically taken over by aliens from another (third)space.

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

It's 2 A.M. in St. Louis when a routine scientific experiment goes terribly wrong and an explosion shakes the city. A scientific team investigates, clashing with an intergalactic, voltage-devouring creature that vaporizes them.

Police assitant Boyle along with tomatologist Kennedi Johnson look into investigations about Killer Tomato attacks, and discover Gangrene plans to brainwash people via TV talk shows to take over the world! Will Gangrene be stopped? Will Johnson become part of a Bacon, Lettuce and Human sandwich?

Capt. William "Buck" Rogers is a jovial space cowboy who is accidentally time-warped from 1987 to 2491. Earth is engaged in interplanetary war following a global holocaust, and Buck's piloting skills make him an ideal starfighter recruit for the Earth Defense Directorate, where his closest colleagues are Dr. Huer (Tim O'Connor), squadron leader Col. Wilma Deering (former model Erin Gray), the wisecracking robot Twiki (voiced by cartoon legend Mel Blanc), and a portable computer-brain named Dr. Theopolis.

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.

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

After killing the crooked mayor a homicidal janitor named Abdullah goes to work for a butcher who has invented a new language for the town's planned futuristic theme park. In the butcher shop is a septic tank where scraps of meat are dumped which has produced "balonium" a radioactive fuel source sought after by space aliens. The aliens revive the mayor, who's body is hanging in the meat locker of the butcher shop, in an attempt to gain access to the balonium.

During a Space Shuttle mission a satellite rams a unidentified flying object. The UFO afterwards performs an emergency landing in the deserts of Arizona. However the White House denies its existence because of the near presidential elections. The UFO is brought to the secret Hangar 18 and the accident is blamed on the incompetence of the astronauts Bancroff and Price. But the two fight against this and try to hunt down the UFO.

A psychic father and daughter band together with an "angel" in an attempt to save Earth from an extraterrestrial Armageddon. This suspenseful thriller ties together strange occurrences from 1965 in the Bermuda Triangle (where an American fighter pilot supposedly encountered a spaceship) and government hush-up conspiracies.

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.

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.

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.

After someone is killed in the subterranean project called "Shadowzone," a NASA captain is called in to investigate. In the project, sleeping subjects are induced into a deep EDS state whereby they become portals to a parallel universe. Unfortunately this causes adverse reactions in the subject, and something gets through the portal, the consequence of which is an attrition problem.

Happily married couple Bob and Dez Wilson and their 12-year old son Andy are being attacked by a blinding light when driving home from a daytrip. They awaken a couple of hours later, seemingly unscathed but soon driven mad by recurring nightmares. It soon appears that they have been abducted by aliens as proved by their sons handycam that had suddenly started running right after the incident. This mysterious fact is discovered by even more mysterious Men In Black who start nagging the family up to the point of threatening to kill them. Laughed at by the police the threesome seek refuge at sf-writer Stan Mills' house and start fighting back.

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 team searching for a long-lost ship in the Arctic unwittingly unleash an alien creature that looks like it's made of ice.

An alien microbe lands in remote Siberia in the 1950's. In the year 2004, US scientist working at a top secret underground lab in Alaska clone the microbe. A garbled distress signal is heard from the lab just before a complete lock down of the facility. This is the last word sent out from the scientists. A team of scientists and military personnel are in charge of finding out what went wrong.

A space shuttle crashes containing a lethal prototype organism designed to survive in any environment. The only people who can stop the creature are the Secretary of Defense agent and the female scientist who created it.

A group of aliens arrive on Earth as part of an advance invasion force. Their mission is to kidnap a small sample of humans and run them through a series of rigorous tests to determine if they would make suitable slaves. Harper, one of the alien experimenters, has become frustrated with her planet's endless cycle of conquest and extermination and begins to feel some sympathy for her human captives. While the prisoners see a glimmer of hope in the compassionate alien, will it be any use in stopping the enormous attack fleet just a few days from Earth?

Starflight One, a commercial aircraft that can whisk passengers around the globe in a matter of hours, embarks on its maiden voyage. The trip goes horribly awry, however, when the aircraft is forced out of the atmosphere and into outer space. As it is too dangerous to attempt reentry, Captain Cody Briggs, his passengers and his crew brave declining levels of oxygen while NASA scientists scramble to launch a rescue mission in a race against time.

In the not too distant future a new team of specially trained government soldiers called an Interception Team contend with the latest hostile alien encounter. When an alien scout ship crashes in eastern Russia, Sean Lambert and his elite force are dispatched to investigate. They come face-to-face with a seemingly invincible seven-foot tall, shape shifting foe hell-bent on blowing up a Russian nuclear power plant in an effort to destroy mankind through a nuclear winter. The stakes become personal when the alien discovers it was Lambert who killed its mate four years ago (Interceptor Force). A major battle ensues as the Interceptor Team look to save the Earth from alien annihilation.

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.

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.

A captain leads a team of commandos searching for vampires in the universe.

An object is shot down over Seattle and the debris begins to affect the local weather, ultimately threatening the whole world.

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

A NASA scientist discovers that a group meteorites is heading towards Earth. Along the way, they will collide with the space station Hyperion, whose 12 astronauts are trapped and inside which there is a thermonuclear heart.

2025 - The Shuttle Program has been privatized and the shuttle Atlantis relegated to glorified taxi between space stations. Its crew is on a routine mission, conducting experiments - little do they know - they are the experiment. Written by Max Bartoli

The crew of the first manned mission to Mars crash land on the surface in search of a clean everlasting power source they believe to be hidden somewhere beneath the ground. However, the crew find themselves in the middle of a civil war between the High Priest of Mars' royal guards and the High Priestess' warriors. The crew is divided with one half deciding to help the High Priest make peace with Earth and the other side with the High Priestess who is secretly plotting to kill her husband and invade Earth.

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.

Laura Sommers is hearing voices in her head and consults with a psychiatrist. The therapy is suddenly cut short when New York City is rocked by an alien invasion...

Astronauts land on a planet with prehistoric creatures and a war between a human-like tribe and a race of vampires.

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 years, UFO sightings have been documented around the world. What were once mere sightings have now become brutal attacks of epic proportions. As the human race faces total annihilation with every major city destroyed only Los Angeles remains. Left with the task of saving humanity from extinction, a group of cowboys is the world s last stand in this Alien Armageddon.

In the future, mankind's quest for answers will take them to the edge of the universe... but the knowledge they seek should never be known. In deep space, the military cruiser Venom is diverted from its mission to investigate a derelict freighter ship, the Prometheus. On board, all of the crew are dead - victims of sabotage - and its only cargo is a weapon that will change the course of time and their destiny.