20 best movies like My Stepmother is an Alien (1988)

The Coneheads were a sketch on the Saturday Night Live television show of the late '70s which were expanded to feature-length proportions with this film. The story concerns Beldar (Dan Aykroyd) and Prymaat (Jane Curtin), who leave the planet Remulak to prepare for an invasion of Planet Earth. But due to a malfunction, they find themselves plunged into the Hudson River and forced to take up residence in Paramus, New Jersey where Beldar gets work as an appliance salesman and makes a deal for a phony social security card. Before long, all thoughts of invading Earth are left behind as Beldar and Prymaat quickly adapt to suburban life — except for their coneheads and metallic-sounding voices, they become a typical middle-class suburban family. The Coneheads have a child, Connie (Michelle Burke) and Beldar becomes a New York cab driver and starts up his own driving school.

Hot Bot is the hilarious journey of two sexually repressed and unpopular teenage geeks who accidentally discover a life-like super-model sex bot (Bardot).

A UFO is stranded on earth and impounded by the US government. Its pilot, a cat with a collar that gives it special powers, including the ability to communicate with humans, has eluded the authorities and seeks the help of a scientist in order to reclaim and repair his ship and get back home.

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."

A highly-evolved planet, whose denizens feel no emotion and reproduce by cloning, plans to take over Earth from the inside by sending an operative, fashioned with a humming, mechanical penis, to impregnate an earthling and stay until the birth. The alien, Harold Anderson, goes to Phoenix as a banker and sets to work finding a mate. His approaches to women are inept, and the humming phallus doesn't help, but on the advice of a banking colleague, he cruises an AA meeting, meets Susan, and somehow convinces her to marry. The clock starts to tick: will she conceive, have a baby, and lose Harold (and the child) to his planet before he discovers emotion and starts to care?

A scientific experiment unknowingly brings extraterrestrial life forms to the Earth through a laser beam. First is the cigar smoking drake Howard from the duck's planet. A few kids try to keep him from the greedy scientists and help him back to his planet. But then a much less friendly being arrives through the beam...

The visionary dreams of three curious and adventuresome young boys become an exciting reality in Explorers, the action-fantasy from director Joe Dante, who combines keen humor, warmth and fantasy with unexpected twists. In their makeshift laboratory, the boys use an amazing discovery and their ingenuity to build their own spaceship and launch themselves on a fantastic interplanetary journey.

After status-obsessed teen Sara has sex for the first time, she wakes up the next day nine months pregnant-with an alien.

Stranded at a summer camp when aliens attack the planet, four teens with nothing in common embark on a perilous mission to save the world.

A crew of miniature aliens operate a spaceship that has a human form. While trying to save their planet, the aliens encounter a new problem, as their ship becomes smitten with an Earth woman.

Charles Whitley travels from 1903 to 2020 where he meets Megan Turner, a tour guide at his historic mansion, and experiences a 21st Century Christmas.

In this musical comedy, Valerie is dealing with her philandering fiancé, Ted, when she finds that a trio of aliens have crashed their spaceship into her swimming pool. Once the furry beings are shaved at her girlfriend's salon, the women discover three handsome men underneath. After absorbing the native culture via television, the spacemen are ready to hit the dating scene in 1980s Los Angeles.

Seven years after the Monsterpocalypse, Joel Dawson, along with the rest of humanity, has been living underground ever since giant creatures took control of the land. After reconnecting over radio with his high school girlfriend Aimee, who is now 80 miles away at a coastal colony, Joel begins to fall for her again. As Joel realizes that there’s nothing left for him underground, he decides against all logic to venture out to Aimee, despite all the dangerous monsters that stand in his way.

A science fiction vampire movie. The Vampire is an emissary from an embattled world near destruction who teleports to Earth to see if they can live here. He finds that our blood is nourishing and that at least one source of it is a steady stream of transfusions. He hypnotizes a Dr. to provide them and has his blond nurse move in to administer them.

Video game experts are recruited by the military to fight 1980s-era video game characters who've attacked New York.

Two full-length feature horror movies written by Quentin Tarantino and Robert Rodriguez put together as a two-film feature. Including fake movie trailers in between both movies.

Following a ghost invasion of Manhattan, paranormal enthusiasts Erin Gilbert and Abby Yates, nuclear engineer Jillian Holtzmann, and subway worker Patty Tolan band together to stop the otherworldly threat.

For the past 60 years, a space-traveling smart-ass named Paul has been locked up in a top-secret military base, advising world leaders about his kind. But when he worries he’s outlived his usefulness and the dissection table is drawing uncomfortably close, Paul escapes on the first RV that passes by his compound in Area 51. Fortunately, it contains the two earthlings who are most likely to rescue and harbor an alien on the run.

Yet another variation on Mark Twain's "A Connecticut Yankee At King Arthur's Court." Here, a computer malfunction causes a science researcher to be sent back in time with her laptop, which she uses to amaze the court.

Nancy Archer has had an alien encounter and it's left her 50 ft. tall! Now she sees the men in her life from a new angle - looking down on them - and it's time to fight back.

Seven disgusting kids but nevertheless of interesting personality are being made of the green mud coming out of garbage can. Once alive their master gives them rules to obey although they think that life is funnier without following stupid regulations like no television or no candy. Naturally this will cause some conflicts.

A family's new satellite TV system starts receiving signals from another planet, and soon it becomes the passageway to an alien world.

Leslie Nielsen once again plays a bumbling detective in the vein of the 'Naked Gun' movies, but this time as Marshall Richard 'Dick' Dix. 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. Dix travels to Vegan to rescue the president, but is quickly duped and ends up returning to Earth where he installs the clone-president and removes the real one. The bumbling Dix must then find a way to restore the real president before aliens take over the Earth, and restore in himself a belief in truth, justice and the American way.

Jealous, harried air traffic controller Max Fielder, recently dumped by his girlfriend, comes into contact with nuclear waste and is granted the power of telekinesis, which he uses to not only win her back, but to gain a little revenge.

Four everyday suburban guys come together as an excuse to escape their humdrum lives one night a week. But when they accidentally discover that their town has become overrun with aliens posing as ordinary suburbanites, they have no choice but to save their neighborhood - and the world - from total extermination.

When a tiny intergalactic starship crashes into the bedroom of middle-schooler Rod Allbright, he is enlisted by the extraterrestrial Galactic Patrol, a group of out-of-this-world lawmen, and must race to save the world from Total Planetary Disaster with his cousin Elspeth.

Infected by a virus, a mild mannered HR manager attempts to fulfill his overwhelming desire for brains, all while trying to keep it together so as not to incur the wrath of his bridezilla-to-be.

In a soon to be demolished block of apartments, the residents resist the criminal methods used to force them to leave so a greedy tycoon can build his new skyscraper. When tiny mechanical aliens land for a recharge, they decide to stay and help out.

Supernatural private eye, Dylan Dog, seeks out the monsters of the Louisiana bayou in his signature red shirt, black jacket and blue jeans.

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

A taxi driver gets more than he bargained for when he picks up two teen runaways. Not only does the pair possess supernatural powers, but they're also trying desperately to escape people who have made them their targets.

Young sweethearts Billy and Kate move to the Big Apple, land jobs in a high-tech office park and soon reunite with the friendly and lovable Gizmo. But a series of accidents creates a whole new generation of Gremlins. The situation worsens when the devilish green creatures invade a top-secret laboratory and develop genetically altered powers, making them even harder to destroy!

In a world where supervillains are commonplace, two estranged childhood best friends reunite after one devises a treatment that gives them powers to protect their city.

Shep Ramsey is an interstellar hero, righting wrongs, etc. His ship is damaged after a fight with an interstellar nasty and he must hide out on Earth until it can recharge. He leaves his power suit at home, but still finds himself unable to allow wrongs to go unrighted and so mixes it up with bad drivers, offensive paperboys, muggers and the like.

An intergalactic dog pilot from Sirius (the dog star), visits Earth to verify the rumors that dogs have failed to take over the planet.

Three tales, each more terrifying than the last. . . . A woman who is stalked by an axe-weilding maniac . . . a man who pays the ultimate price for a beautiful head of hair . . . and a vision of life—seen through the eyes of a killer.

The sensationalist reporter Michelle Fox presents the TV show Weird World, with phony matters about UFOS and aliens. When she hears about Cat, a young woman that claims that have been abducted with her boyfriend and become pregnant by aliens, she convinces her chief to travel with a team to the remote Welsh island of Scalled to interview Cat. She invites the cameraman Ricky Anderson with his sound technician partner; the nerd expert in "ufology" and "ley lines" Gavin Gorman; the actress Candy Vixen and an obscure gay actor to prepare the matter. They get a van and wait for the low tide to reach the island, and when they find evidences that aliens are really landed in the location, the ambitious Michelle decides to film her way to fame and wealth.

Stillman, a heartbroken physics student, builds a time machine when his girlfriend breaks up with him. Going back in time, he attempts to save their relationship by fixing every mistake he made—while dragging his best friend along in the process.

Seven female directors present seven short films.

This experimental satire is a comedy of ideas about an alien in the city, who asks questions that no one has asked before. They are innocent, child-like questions, but they bring about catastrophic answers. People who are set in their ways for generations, are forced to reappraise their world when they see it from PK's innocent eyes. In the process PK makes loyal friends and powerful foes, mends broken lives and angers the establishment. PK's childlike curiosity transforms into a spiritual odyssey for him and millions of others. This offbeat, experimental drama is an ambitious and uniquely original exploration of complex philosophies. It is also a simple and humane tale of love, laughter and letting-go. Finally, it is a moving saga about a friendship between strangers from worlds apart.

News producer, Tim O'Hara gets himself fired for unwillingly compromising his bosses' daughter during a live transmission. A little later, he witnesses the crashing of a small Martian spacecraft, realizing his one-time chance of delivering a story that will rock the earth. Since Tim took the original but scaled-down spaceship with him, the Martian follows him to retrieve it.

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The main characters of the film are residents of different places of this country, most common people, with whom most uncommon things, pure wonders, happen. Semyon and Lyuba, a family of fireguards, have a chance to fulfill a dream – to go to Moscow to take part in their favorite TV show “Field of Miracles” (“Pole Chudes”), where they should make a life choice “trophy or money?” An inexperienced officer of Patrol-Guard Service and at the same time an experienced loser Sanya will have to not only survive his first day of service but also to accept his wife’s labors and to reanimate his partner. Four newly acquainted fellows must by any means fly to Moscow in non-flying weather, and a couple of young lovers must reconcile their irreconcilable parents by some mysterious way. Valera has to decide on a dilemma: to save mankind from the Deluge or just to fly with his karaoke-alien-friends in their old UFO? All these things can happen only once a year – on December, 31!

A band of ninja warriors, led by an Iga Ninja named Yamata, witness a giant ball of fire drop from the sky and crash into the forest. When the warriors find and attempt to identify the object, they discover aliens that attack and feast on them. Yamata and the survivors swear vengeance, but in challenging the aliens, they learn that their weapons have no effect.

When a sorority girl falls in love with a zombie, it's only a matter of time before a zombie apocalypse is unleashed on campus. The sorority girl discovers that weed is the cure. Now, she must smoke out the whole school before it's too late.

When carefree Nyles and reluctant maid of honor Sarah have a chance encounter at a Palm Springs wedding, things get complicated when they find themselves unable to escape the venue, themselves, or each other.

Construction worker Doug Kinney finds that the pressures of his working life, combined with his duties to his wife Laura and daughter Jennifer leaves him with little time for himself. However, he is approached by geneticist Dr. Owen Leeds, who offers Doug a rather unusual solution to his problems: cloning.

Eloise, having been relieved of maid of honor duties after being unceremoniously dumped by the best man via text, decides to attend the wedding anyway – only to find herself seated with five fellow-unwanted guests at the dreaded Table 19.

When a chance encounter brings together the cynical Dell and the quick-witted Kimberly, the stage is set for a tempestuous love affair that unfolds like a puzzle. As the film zigzags back and forth in time-from a meteor shower in LA, to an encounter in a Paris hotel room, to a fateful phone call-an unforgettable portrait of a relationship emerges.

Just when you thought it was safe to go back in the water again, you can’t even get across the sand! BLOOD BEACH meets SPRING BREAKERS in an ace monster mash-up of smart nostalgia and up-to-the-minute visual effects. After an all-night graduation beach party, a group of hung-over students wake up under blazing sun to find their numbers somewhat depleted. An enormous alien creature has burrowed down deep and anyone foolish enough to make contact with the sand finds themselves at the mercy of a sea of flesh-eating tentacles. Will they ever be able to escape its carnivorous clutches?