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Movies Like 51
Find movies like 51 using TMDB similarity plus Movie Rankings community context. Our top current pick is Alien: Romulus. Browse 18 related titles with direct links to rankings, cast pages, and matchup data.
These picks blend TMDB similar-title seeds with Movie Rankings community ranking context.
Language ranking
See how 51 compares with other top-ranked English science fiction movies.
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Alien: Romulus
2024
While scavenging the deep ends of a derelict space station, a group of young space colonizers come face to face with the most terrifying life form in the universe.
Metropolis
2001
In the midst of societal conflict in the futuristic city of Metropolis, Kenichi and his uncle Shunsaku Ban set out to uncover the mystery behind the first human-like robot, Tima.
Mission Galactica: The Cylon Attack
1979
A compilation of Battlestar Galactica episodes 10–12 and 21, with alternate footage. Running low on fuel, the Battlestar Galactica receives the help of the supposedly lost Battlestar Pegasus which is taking the offensive with the Cylons.
Starman
1984
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.
The X-Files
1998
Mulder and Scully, now taken off the FBI's X Files cases, must find a way to fight the shadowy elements of the government to find out the truth about a conspiracy that might mean the alien colonization of Earth.
The Blob
1988
In Arborville, California, three high school students try to protect their hometown from a gelatinous alien life form that engulfs everything it touches.
Prometheus
2012
A team of explorers discover a clue to the origins of mankind on Earth, leading them on a journey to the darkest corners of the universe. There, they must fight a terrifying battle to save the future of the human race.
Spectral
2016
A special-ops team is dispatched to fight supernatural beings that have taken over a European city.
Darkman
1990
Dr. Peyton Westlake is on the verge of realizing a major breakthrough in synthetic skin when his laboratory is destroyed by gangsters. Having been burned beyond recognition and forever altered by an experimental medical procedure, Westlake becomes known as Darkman, assuming alternate identities in his quest for revenge and a new life with a former love.
Black Box
2020
After losing his wife and his memory in a car accident, a single father undergoes an experimental treatment that causes him to question who he really is.
Wrong Turn
2003
Chris crashes into a carload of other young people, and the group of stranded motorists is soon lost in the woods of West Virginia, where they're hunted by three cannibalistic mountain men who are grossly disfigured by generations of inbreeding.
Monsters of Man
2020
A robotics company vying to win a lucrative military contract team up with a corrupt CIA agent to conduct an illegal live field test. They deploy four weaponized prototype robots into a suspected drug manufacturing camp in the Golden Triangle, assuming they'd be killing drug runners that no one would miss. Six doctors on a humanitarian mission witness the brutal slaughter and become prime targets.
Books of Blood
2020
A journey into uncharted and forbidden territory through three tales tangled in space and time.
Monster Hunters
2020
When an alien prison ship crash lands and unleashes creature after creature in the California desert, they make quick work of the army that tries to stop them. Now, the only hope of stopping the aliens rests with a secret branch of the government specializing in alien weaponry. But with the team untested in actual combat, the battle for Earth will be brutal.
Explorers
1985
Middle schooler Ben spends his free time watching sci-fi films, playing video games and reading comic books. Surprisingly, his affinity for all things fantastical yields a real result – when he has a vivid dream about technology, his prodigy best friend Wolfgang manages to create a working spacecraft. Joined by their buddy Darren, the boys take off into outer space and encounter some very odd extraterrestrial life.
Ick
2025
Science teacher Hank’s life changes when he reconnects with his first love and suspects that a new student may be his daughter—all while facing an alien threat in their town.
Occupation: Rainfall
2020
Two years into an intergalactic invasion of Earth, survivors in Sydney, Australia, fight back in a desperate ground war. As casualties mount by the day, the resistance and their unexpected allies, uncover a plot that could see the war come to a decisive end. With the Alien invaders hell-bent on making earth their new home, the race is on to save mankind.
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.
What are the best movies like 51?
Alien: Romulus is the strongest current recommendation on this page for viewers looking for movies like 51.
How many recommendations are on the 51 page?
This page currently lists 18 related titles for 51.
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Last refreshed from site data on May 5, 2026.