Most Similar Movies to Silent Running (1972)
If you are looking for movies like Silent Running (1972), you might like movies tagged with keyword : sci-fi, ecology, space, dystopian, environmental protection, loneliness, robots, spaceship, future, human extinction, artificial intelligence, survival, mission, sacrifice, rebellion, technology, tragedy, social criticism, space travel, humanity .
Passengers (2016), WALL-E (2008), Cherry 2000 (1988), Attraction (2017), Children of Men (2006), Moon (2009), War for the Planet of the Apes (2017) ... Let's take a look at the following list...

Passengers (2016)
A spacecraft traveling to a distant colony planet and transporting thousands of people has a malfunction in its sleep chambers. As a result, two passengers are awakened 90 years early.
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WALL-E (2008)
After years of tidying up an Earth devoid of humanity, a robot janitor (Ben Burtt) meets a mechanical scout and chases her across the galaxy.
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Cherry 2000 (1988)
In 2017, a successful businessman travels to the ends of the earth to find that the perfect woman is always under his nose. He hires a sexy renegade tracker to find an exact duplicate of his android wife.
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Attraction (2017)
An alien ship crash lands onto a Russian city, many who saw it and the occupants start to question their own existence, while there are those who demand the aliens leave Earth.
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Children of Men (2006)
In 2027, in a chaotic world in which women have become somehow infertile, a former activist agrees to help transport a miraculously pregnant woman to a sanctuary at sea.
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Moon (2009)
Astronaut Sam Bell has a quintessentially personal encounter toward the end of his three-year stint on the Moon, where he, working alongside his computer, GERTY, sends back to Earth parcels of a resource that has helped diminish our planet's power problems.
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War for the Planet of the Apes (2017)
After the apes suffer unimaginable losses, Caesar wrestles with his darker instincts and begins his own mythic quest to avenge his kind.
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Sunshine (2007)
A team of international astronauts are sent on a dangerous mission to reignite the dying Sun with a nuclear fission bomb in 2057.
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Bicentennial Man (1999)
An android endeavors to become human as he gradually acquires emotions.
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Chappie (2015)
In the near future, crime is patrolled by a mechanized police force. When one police droid, Chappie, is stolen and given new programming, he becomes the first robot with the ability to think and feel for himself.
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Ad Astra (2019)
Astronaut Roy McBride undertakes a mission across an unforgiving solar system to uncover the truth about his missing father and his doomed expedition that now, 30 years later, threatens the universe.
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Transcendence (2014)
A scientist's drive for artificial intelligence, takes on dangerous implications when his consciousness is uploaded into one such program.
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The Colony (2013)
Forced underground by the next ice age, a struggling outpost of survivors must fight to preserve humanity against a threat even more savage than nature.
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Blade Runner (1982)
A blade runner must pursue and terminate four replicants who stole a ship in space, and have returned to Earth to find their creator.
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Upgrade (2018)
Set in the near-future, technology controls nearly all aspects of life. But when Grey, a self-identified technophobe, has his world turned upside down, his only hope for revenge is an experimental computer chip implant called Stem.
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Singularity (2017)
Earth 2019, 3/4 of it's households have a robot. The AI supercomputer, Kronos, considers humans the biggest threat to Earth. A century later, few humans are left. Calia seeks the last human stronghold as does Kronos.
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Metropolis (2001)
Kenichi and his uncle Shunsaku Ban must find the mystery behind robot girl Tima.
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A.I. Artificial Intelligence (2001)
A highly advanced robotic boy longs to become "real" so that he can regain the love of his human mother.
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