Astronomer Shinichi Tachibana has a secret identity as the superhero "Iron Sharp" and is well beloved by children. When they are attacked by a group of metallic aliens, Iron Sharp drives the aliens away. The resourceful Tachibana helps develop an electric barrier to block the aliens from coming to the Earth. After several losses by the aliens, they announce that they will invade the Earth, throwing the world into a state of panic.

Condorito: The Movie (2017)
Condorito must find a way to rescue his mother in law from an ancient race of aliens which wants to enslave the universe once again.
Iron Widow (NaN)
In the world of Huaxia, humanity's last defense against invading aliens lies in the Chrysalises, giant transforming robots piloted by a boy-girl pair in which girls disproportionately die, their life forces drained by their male pilots. When eighteen-year-old Zetian volunteers to be a pilot in order to get revenge on the ace male pilot responsible for her sister's death, her unexpected revenge makes her a state target at the same time she may be its only hope.

Plan 9 from Outer Space (1959)
In California, an old man grieves the loss of his wife and on the next day he also dies. However, the space soldier Eros and her mate Tanna use an electric device to resurrect them both and the strong Inspector Clay that was murdered by the couple. Their intention is not to conquest Earth but to stop mankind from developing the powerful bomb “Solobonite” that would threaten the universe. When the population of Hollywood and Washington DC sees flying saucers on the sky, a colonel, a police lieutenant, a commercial pilot, his wife and a policeman try to stop the aliens.

The Gendarme and the Creatures from Outer Space (1979)
The bungling inspector Cruchot finds himself trying to save the residents of St. Tropez from some oil-drinking humanoid aliens. The only way to tell the aliens from the real people, besides their constant thirst for oil-products, is that they sound like empty garbage cans when you touch them. Chaos is ahead.

Outlander (2008)
During the reign of the Vikings, a man from another world crash-lands on Earth, bringing with him an alien predator. The man must fuse his advanced technology with the weaponry of the vikings to fight the monster.

Earth vs. the Flying Saucers (1956)
Test space rockets exploding at liftoff and increased reporting of UFO sightings culminate in a direct attempt by alien survivors of a dead, extra-galactic civilization to invade Earth from impervious flying saucers, using ray-weapons of mass destruction.

Invasion of Astro-Monster (1965)
Astronauts Glenn and Fuji investigate Planet X and encounter mysterious aliens known as the Xiliens, who ask Earth's people to help save their world from "Monster Zero". In exchange for borrowing Godzilla and Rodan, the Xiliens offer a cure for cancer. As Glenn investigates, he develops a romance with Miss Namikawa and uncovers the Xilien's true intentions.

Signs (2002)
A family living on a farm finds mysterious crop circles in their fields which suggests something more frightening to come.

Ultraman Blazar The Movie: Tokyo Kaiju Showdown (2024)
A wave of kaiju emerges from an industrial zone, prompting Capitan Gento and the SKaRD to engage in the relentless battle. Yet despite their efforts, the endless kaiju attack continues. Suspecting a link to Necromass Co., an advanced chemical company that researches kaiju carcasses and owns factories in the industrial zone, SKaRD rushes to the company’s CEO and renowned chemist, Dr. Mabuse. At Necromass Co.’s research facility, Dr. Mabuse explains the development of the damudoxin, a substance on the brink of achieving immortality. Meanwhile, Alien Damuno, who claims themselves as the “ruler of the universe” appears! Chaos ensues when damudoxin leaks from the destroyed tanks, consuming samples of kaiju carcasses and giving rise to the giant Gongilgan, the Demonic Carcass. Set in Tokyo, the capital of Japan, Ultraman Blazar and SKaRD clash in a showdown against the giant kaiju!

Critters (1986)
Carnivorous aliens arrive unannounced at a Kansas family farm; two intergalactic bounty hunters soon follow, determined to blow them off the planet.

Critters 2 (1988)
Three bounty hunters from space fly back to the town of Grovers Bend, hoping to save local residents from a new batch of Critter eggs.

Alien Nation (1988)
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.

Body Snatchers (1993)
When Environmental Protection Agency inspector Steve Malone travels to a remote military base in order to check for toxic materials, he brings his family along for the ride. After arriving at the base, his teenage daughter Marti befriends Jean Platt, daughter of the base's commander, General Platt. When people at the base begin acting strangely, Marti becomes convinced that they are slowly being replaced by plant-like aliens.

Impostor (2001)
A top-secret government weapons designer is arrested by a clandestine government organization on suspicion of being a clone created by the hostile alien race wanting to take over Earth.

The Hitchhiker's Guide to the Galaxy (2005)
Mere seconds before the Earth is to be demolished by an alien construction crew, Arthur Dent is swept off the planet by his friend Ford Prefect, a researcher penning a new edition of "The Hitchhiker's Guide to the Galaxy."

Evil Alien Conquerors (2003)
Inept beings from the planet Kabijj land on Earth and attempt to behead all of its beings and take over the planet

The Invasion (2007)
Washington, D.C. psychologist Carol Bennell and her colleague Dr. Ben Driscoll are the only two people on Earth who are aware of an epidemic running rampant through the city. They discover an alien virus aboard a crashed space shuttle that transforms anyone who comes into contact with it into unfeeling drones while they sleep. Carol realizes her son holds the key to stopping the spread of the plague and she races to find him before it is too late.

Battlefield Earth (2000)
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.