Martians replace scientist & his family to pave way for invasion.
Star Wars (1977)
Princess Leia is captured and held hostage by the evil Imperial forces in their effort to take over the galactic Empire. Venturesome Luke Skywalker and dashing captain Han Solo team together with the loveable robot duo R2-D2 and C-3PO to rescue the beautiful princess and restore peace and justice in the Empire.
The Tomorrow War (2021)
The world is stunned when a group of time travelers arrive from the year 2051 to deliver an urgent message: Thirty years in the future, mankind is losing a global war against a deadly alien species. The only hope for survival is for soldiers and civilians from the present to be transported to the future and join the fight. Among those recruited is high school teacher and family man Dan Forester. Determined to save the world for his young daughter, Dan teams up with a brilliant scientist and his estranged father in a desperate quest to rewrite the fate of the planet.
Voyage to the Planet of Prehistoric Women (1968)
A groups of astronauts crash-land on Venus and find themselves on the wrong side of a group of Venusian women when they kill a monster that is worshipped by them.
Alien³ (1992)
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.
Alien Resurrection (1997)
Two hundred years after Lt. Ripley died, a group of scientists clone her, hoping to breed the ultimate weapon. But the new Ripley is full of surprises … as are the new aliens. Ripley must team with a band of smugglers to keep the creatures from reaching Earth.
Robinson Crusoe on Mars (1964)
Stranded on Mars with only a monkey as a companion, an astronaut must figure out how to find oxygen, water, and food and companionship on the lifeless planet.
Titan A.E. (2000)
A young man finds out that he holds the key to restoring hope and ensuring survival for the human race, while an alien species called the Drej are bent on mankind's destruction.
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."
The War of the Worlds (1953)
The residents of a small town are excited when a flaming meteor lands in the hills, until they discover it is the first of many transport devices from Mars bringing an army of invaders invincible to any man-made weapon, even the atomic bomb.
The Fly (1986)
When Seth Brundle makes a huge scientific and technological breakthrough in teleportation, he decides to test it on himself. Unbeknownst to him, a common housefly manages to get inside the device and the two become one.
Spy Kids 2: The Island of Lost Dreams (2002)
Exploring the further adventures of Carmen and Juni Cortez, who have now joined the family spy business as Level 2 OSS agents. Their new mission is to save the world from a mad scientist living on a volcanic island populated by an imaginative menagerie of creatures. On this bizarre island, none of the Cortez's gadgets work and they must rely on their wits--and each other--to survive and save the day.
Repo Man (1984)
A down and out young punk gets a job working with a seasoned repo man, but what awaits him in his new career is a series of outlandish adventures revolving around aliens, the CIA, and a most wanted '64 Chevy.
SpaceCamp (1986)
Andie Bergstrom, an astronaut eagerly awaiting her first trip to space, runs a summer camp for teenagers with her NASA-employed husband, Zach. One night during an engine test, Andie and four teenage campers are accidentally shot into space. Together, the group -- which includes Kathryn, a pilot-in-training, and Tish, a ditz with a perfect memory -- must work together to operate the spacecraft and return home.
Drone Wars (2016)
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.
The Arrival (1996)
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.
Frequency (2000)
When a rare phenomenon gives police officer John Sullivan the chance to speak to his father, 30 years in the past, he takes the opportunity to prevent his dad's tragic death. After his actions inadvertently give rise to a series of brutal murders he and his father must find a way to fix the consequences of altering time.
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.