Best movies like I Married a Monster

An extra-smart dog and detective team up to stop a DNA enhanced killer.

It has been 73 years since Alex failed and the Humans lost the Cyborg Wars. Since then, the Humans have been enslaved. Scientists have developed a new DNA strain, which could signal the end of the Cyborgs, and they inject it into a volunteer. When the Cyborgs learn of the woman and the baby they list both for termination.

The inhabitants of Ganymede need to find mates from another world or they will become extinct. They soon discover a suitable breeding stock amongst the females of planet Earth.

An anemic alien comes to Earth from a dying planet, in the remake of the Corman 50s classic.

When astronaut Spencer Armacost returns to Earth after a mission that nearly cost him his life, he decides to take a desk job in order to see his beautiful wife, Jillian, more often. Gradually, Jillian notices that Spencer's personality seems to have changed, but her concerns fade when she discovers that she's pregnant. As Jillian grows closer to becoming a mother, her suspicions about Spencer return. Why does it seem as if he's a different person?

A group of skeptical government officials headed by General Randolph are brought to a remote laboratory for a demonstration in "Psychic Materialization", a successful side effect of an experimental drug. But the project scientists had warned that not enough testing had been completed to access safety concerns. In a freak accident during the demonstration to the politicians, a vicious creature is created! Unable to contain the monster, it unleashes unbelievable havoc & destruction against mankind! Reproducing itself at an alarming rate, and all known weapons seemingly powerless against the creature, the scientists are gravely concerned for the survival of mankind!

Aliens punish one of their own by sending him to earth. The alien is very violent, and when the body he occupies is damaged, he is forced to find another.

A group of men who were clearing brush for the government arrive back in town, claiming that their friend was abducted by aliens. Nobody believes them, and despite a lack of motive and no evidence of foul play, their friends' disappearance is treated as murder.

Ex-DEA agent Jack receives an emergency message from his brother Phillip, whose team was ambushed on the Caribbean island of St. Keith. Jack goes to St. Keith to find his brother, who has been turned into a cyborg by the drug runner he was after.

In 1959, an alien experiment crashes to earth and infects a fraternity member. They freeze the body, but in the modern day, two geeks pledging a fraternity accidentally thaw the corpse, which proceeds to infect the campus with parasites that transform their hosts into killer zombies.

A black hole hits North Wisconsin and opens a door to other dimensions. Giant 15 meter spiders emerge from it, who have an appetite for human flesh! Dr. Jenny Langer and Dr. Vance from NASA try to save the world.

On the same day that Tom Dunn finds out that he is to become a father again, the people of Earth become plagued with terrifying visions of the end of the world. When a gigantic, all-consuming alien mothership launches a ruthless attack, chaos and destruction follow. The ultimate war for Planet Earth is about to begin...

A scientist engineers a group of genetically engineered cyborgs for use as "super soldiers" to fight U.S. wars in the Middle East. However, things get ugly when the cyborgs malfunction and turn on their creators.

A crew of scientists arrives on a far, cold planet to examine archaic artifacts of unknown origin. They discover that their German enemies already have a ship there. When they seek their help after a failed landing, they only find the Germans’ bodies, obviously slaughtered by one of the archaic creatures, awoken to new life. Now the alien is after them.

A newlywed sheriff tries to stop a shambling monster that has emerged from a spaceship to eat people.

SIRIUS 6B, Year 2078. On a distant mining planet ravaged by a decade of war, scientists have created the perfect weapon: a blade-wielding, self-replicating race of killing devices known as Screamers designed for one purpose only -- to hunt down and destroy all enemy life forms.

When a virus threatens to turn the now earth-dwelling friendly alien hybrids against humans, Captain Rose Corley must lead a team of elite mercenaries on a mission to the alien world in order to save what's left of humanity.

Brick Bardo is a traveller from outer space who is forced to land on Earth. Though regular sized on his home planet, he is doll-sized here on Earth, as are the enemy forces who have landed as well. While Brick enlists the help of an impoverished girl and her son, the bad guys enlist the help of a local gang. When word leaks out as to his location, and all hell breaks loose. Brick is besieged by an onslaught of curious kids, angry gang members, and his own doll-sized enemies, and he must protect the family who has helped him and get off the planet alive.

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.

Five friends set out to a cabin in the woods for a fun weekend getaway that is, until extraterrestrial visitors turn it into a fight for their lives. The group is pulled from their reverie when a flickering object crashes deep in the woods. As they investigate, the friends stumble across an alien spacecraft, and its inhabitants have not arrived in peace.

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.

The new owner of a roadside diner stuck in a town built around an always leaking nuclear power plant plans to torch the place to collect insurance. However, an assortment of bizarre characters and weird events (such as spaceships flying around) gets in his way.

An astronaut exposed to cosmic rays outside of Saturn's rings returns to Earth and begins to melt away. Escaping from the hospital, he wanders around the backwoods looking for human flesh to eat.

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.

Routine tests on a traffic accident victim lead to shocking discoveries when the man's blood is found to be unidentifiable and x-rays reveal a disc embedded in his brain. His fabulous tale of being an escaped prisoner from an alien spaceship takes a turn for the sinister when the hospital staff realise that they're under a state of siege...

In the future, Earth is overcrowded and the population relies on distant bases to be fed. In the Saturn 3 station, Major Adam and the scientist Alex, who is also his lover and has never been on Earth, have been researching hydroponics for three years in the base alone with their dog Sally. Captain Benson arrives Saturn 3 with Hector, incapable to controlling his emotions he transfers his homicidal tendency and insanity to Hector. Now Major Adam and Alex are trapped in the station with a dangerous psychopath robot.

In his hidden laboratory deep in Russia, Dr. Karl Zimmer has invented the Mandroid, a humanoid robot which follows the motions of a man in a special control suit. He has offered the invention to the USA, who have sent Smith and Wait from the CIA for inspection. However Zimmer's partner Drago has different plans, wants to sell Mandroid to the military. The night he tries to steal Mandroid, he becomes exposed to the highly toxic Superconn. But he can flee and won't give up on Mandroid, even though he's terribly disfigured.

Two friends on a road trip pass through a town where aliens are landing and feeding upon the some of the civilians.

A nuclear leak creates a mutant Slithis sea monster, which terrorizes the variety of pets, winos, and hippies who hang around Venice, California.

A spaceship containing specimens for an intergalactic zoo crashes on Earth near a small backwoods town. The specimens escape, and soon town folk start turning up mutilated.

A time-travel experiment in which a robot probe is sent from the year 2073 to the year 1973 goes terribly wrong thrusting one of the project scientists,into a plague ravaged alternate time-line whose war weary inhabitants are locked in a constant battle with killer robots from the future.

In the year 2000 the spaceship Hope One sets off to find new galaxies for colonization. However, an encounter with an alien being and a swarm of meteorites sends the ship streaking off course into a sea of monsters on an uncharted world. Written by Jeremy Lunt

A school psychologist investigates the death of a student's mother and finds the boy believes he is the son of an alien being.

Allies of the Shadows seek revenge against humanity. This movie sets up the series, "Crusade," the sequel to "Babylon 5."

A young astrophysicist searches for sinister extraterrestrials looking for sanctuary for their comrades by possessing the bodies of humans.