ListSimilar.

1. Impostor

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.

It has an average vote of 6.113 on TMDB.

2. Millennium

An investigator seeking the cause of an airline disaster discovers the involvement of an organisation of time travellers from a future Earth irreparably polluted who seek to rejuvenate the human race from those about to die in the past. Based on a novel by John Varley.

It has an average vote of 5.3 on TMDB.

3. Biohazard

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!

It has an average vote of 3.5 on TMDB.

4. Possessed by the Night

A horror writer buys an odd looking mutant embryo creature, pickled in a jar, from a shop in Chinatown, hoping it will be a creative inspiration for his work. Instead, the odd mutation provokes a rage of violence and lust to envelop the suburban villa where the writer lives with his wife and sexy secretary.

It has an average vote of 4.583 on TMDB.

5. Resident Alien

A down-on-his-luck astrophysics grad student and his struggling tenant witness a crashing UFO, setting off a whirlwind of chaos with mysterious strangers and a cunning sheriff.

6. Alternate

After loss of her father, Elly devoted her life to protecting her sister in the new world of altered realities. Because of her fear of losing last person she cares about, she is unable to enjoy beautiful moments that is life giving to her and eventually leads her to sad ending. But is her future truly set, or can she change who she is?

7. Alien

During its return to the earth, commercial spaceship Nostromo intercepts a distress signal from a distant planet. When a three-member team of the crew discovers a chamber containing thousands of eggs on the planet, a creature inside one of the eggs attacks an explorer. The entire crew is unaware of the impending nightmare set to descend upon them when the alien parasite planted inside its unfortunate host is birthed.

It has an average vote of 8.155 on TMDB.

8. AVP: Alien vs. Predator

When scientists discover something near Antarctica that appears to be a buried Pyramid, they send a research team out to investigate. Little do they know that they are about to step into a hunting ground where Aliens are grown as sport for the Predator race.

It has an average vote of 5.914 on TMDB.

9. Missing Night

A woman has a harrowing encounter in the woods one night with a mysterious craft.

10. Treasure Planet

When space galleon cabin boy Jim Hawkins discovers a map to an intergalactic "loot of a thousand worlds," a cyborg cook named John Silver teaches him to battle supernovas and space storms on their journey to find treasure.

It has an average vote of 7.54 on TMDB.

11. Slither

A small town is taken over by an alien plague, turning residents into zombies and all forms of mutant monsters.

It has an average vote of 6.5 on TMDB.

12. The Blob

In Arborville, California, three high school students try to protect their hometown from a gelatinous alien life form that engulfs everything it touches. The first to discover the substance and live to tell about it, the trio witness the Blob destroying an elderly man, then it growing to a terrifying size. But no one else has seen the goo, and the police refuse to believe the kids without proof.

It has an average vote of 6.747 on TMDB.

13. Mission Galactica: The Cylon Attack

Running low on fuel, the Battlestar Galactica receives the help of the supposedly lost Battlestar Pegasus which is taking the offensive with the Cylons.

It has an average vote of 7.025 on TMDB.

14. Starman

When an alien takes the form of a young widow's husband and asks her to drive him from Wisconsin to Arizona, the government tries to stop them.

It has an average vote of 6.907 on TMDB.

15. Species

In 1993, the Search for Extra Terrestrial Intelligence Project receives a transmission detailing an alien DNA structure, along with instructions on how to splice it with human DNA. The result is Sil, a sensual but deadly creature who can change from a beautiful woman to an armour-plated killing machine in the blink of an eye.

It has an average vote of 6 on TMDB.

16. The Faculty

When some very creepy things start happening around school, the kids at Herrington High make the chilling discovery that confirms their worst suspicions: their teachers really are from another planet!

It has an average vote of 6.538 on TMDB.

17. Flight of the Navigator

12-year-old David is accidentally knocked out in the forest near his home, but when he awakens eight years have passed. His family is overjoyed to have him back, but is just as perplexed as he is that he hasn't aged. When a NASA scientist discovers a UFO nearby, David gets the chance to unravel the mystery and recover the life he lost.

It has an average vote of 6.956 on TMDB.

18. Critters 2

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.

It has an average vote of 5.983 on TMDB.

19. Sphere

A spacecraft is discovered on the floor of the Pacific Ocean, presumed to be at least 300 years old and of alien origin. A crack team of scientists and experts is assembled and taken to the Habitat, a state-of-the-art underwater living environment, to investigate.

It has an average vote of 6.113 on TMDB.

20. Evil Aliens

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.

It has an average vote of 5.149 on TMDB.