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Movies like Lost Cosmonaut (2026)

The best movies like Lost Cosmonaut (2026) are Quicksand (2023), Remember (2015) and Night Watch (1973). If Lost Cosmonaut hooked you with its thriller and horror, these 30 similar films are what to watch next, and every pick says why it matches.

Quick picks

  1. Quicksand (2023)

    A married couple on the brink of divorce becomes trapped in quicksand while hiking through a Colombian rainforest. It’s a struggle for survival as they battle the elements of the jungle and must work together in order to escape.

    Why it matches: Recommended by TMDB viewers · both thriller & horror

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  2. Remember (2015)

    With the aid of a fellow Auschwitz survivor and a hand-written letter, an elderly man with dementia goes in search of the person responsible for the death of his family.

    Why it matches: Recommended by TMDB viewers · both drama & thriller

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  3. Night Watch (1973)

    A woman recovering from a nervous breakdown tries to convince her husband and and the local London police that she has witnessed a murder in the abandoned house next door.

    Why it matches: Recommended by TMDB viewers · both mystery & thriller

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  4. The Caveman's Valentine (2001)

    Romulus, a misunderstood musician turned recluse hiding from personal demons in a New York City cave, finds the frozen body of a young drifter in a tree. The authorities, including his police officer daughter, claim the death is accidental. Romulus is convinced the man was murdered by a prominent art photographer but how can he prove he's right when everyone thinks he's insane?

    Why it matches: Recommended by TMDB viewers · both drama & mystery

  5. Mothers' Instinct (2019)

    When a sudden tragedy uproots the lives of two women and their families, they begin to question the relationships they once held so dear.

    Why it matches: Recommended by TMDB viewers · both drama & mystery

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  6. The Unknown Girl (2016)

    Jenny, a young doctor who feels guilty after a young woman she refused to see winds up dead a few days later, decides to find out who the girl was, after the police can't identify the young woman.

    Why it matches: Recommended by TMDB viewers · both thriller & drama

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  7. Overdrive (2017)

    Master car thieves square off against French gangsters in the South of France with money, women and lives all on the line.

    Why it matches: Recommended by TMDB viewers · both thriller & mystery

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  8. Without Apparent Motive (1971)

    A series of murders is committed in Nice on the French riviera. The commissaire Carella is in charge and tries to find a missing link between all these murders.

    Why it matches: Recommended by TMDB viewers · both mystery & thriller

  9. The Glass Key (1942)

    A crooked politician finds himself being accused of murder by a gangster from whom he refused help during a re-election campaign.

    Why it matches: Recommended by TMDB viewers · both mystery & thriller

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  10. 6 Below: Miracle on the Mountain (2017)

    An adrenaline seeking snowboarder gets lost in a massive winter storm in the back country of the High Sierras where he is pushed to the limits of human endurance and forced to battle his own personal demons as he fights for survival....

    Why it matches: Recommended by TMDB viewers · both thriller & drama

  11. Three Days and a Life (2019)

    Christmas 1999, in a peaceful little village in the Ardennes. The life of a young boy named Antoine will soon be devastated by three tragic events : the death of a dog, the vanishing of a child, and a big ravaging storm.

    Why it matches: Recommended by TMDB viewers · both thriller & drama

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  12. The Seven-Ups (1973)

    A tough detective who is part of an elite New York City unit is trying to find out who killed his partner, but uncovers a plot to kidnap mobsters for money.

    Why it matches: Recommended by TMDB viewers · both thriller & mystery

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  13. Shock Treatment (1973)

    Hélène Masson visits her friend Gérôme Savignat in the isolated rejuvenation clinic owned by Dr. Devilers and his partner Dr. Berbard. But after a series of tragic events, Hélène goes further in her investigation of the clinic.

    Why it matches: Recommended by TMDB viewers · both thriller & drama

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  14. In the Shadow of Iris (2016)

    The sudden disappearance of a wealthy banker's wife cracks open a dizzying world of secret fetishes, desperate acts and elaborate deceptions.

    Why it matches: Recommended by TMDB viewers · both thriller & drama

  15. The Beasts (2022)

    Antoine and Olga, a French couple, have been living in a small village in Galicia for a long time. They practice eco-responsible agriculture and restore abandoned houses to facilitate repopulation. Everything should be idyllic except for their opposition to a wind turbine project that creates a serious conflict with their neighbors. The tension will rise to the point of irreparability.

    Why it matches: Recommended by TMDB viewers · both thriller & drama

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  16. The Parts You Lose (2019)

    An unlikely friendship unfolds between a young deaf boy, Wesley, and a fugitive criminal who takes refuge in an abandoned barn on the family’s rural North Dakota farm.

    Why it matches: Recommended by TMDB viewers · both drama & thriller

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  17. Unsubmissives (2025)

    Early 1990’s, south of France. Katy, Hélène, Laurence and Carole have been best friends since childhood. Now in their twenties, they find themselves struggling with hardship and limited opportunities in their sunny small hometown. Despite their challenging circumstances, they have maintained a resilient and cheerful spirit, supporting each other throughout life’s ups and downs. But their lives take a dramatic turn when Hélène, a single mother of three, receives a sudden notification that her welfare checks have been reduced, threatening her ability to support her family.Overwhelmed by this injustice and feeling powerless in the face of societal inequalities, the five women are driven by a fierce desire to change the course of their lives. They make the shocking decision to rob a bank, and soon, commit a series of increasingly daring heists.

    Why it matches: Recommended by TMDB viewers · both thriller & drama

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  18. Spy, Stand Up (1982)

    Sebastien Grenier, a former French spy, is working as a financial analyst in Zurich. However, his peaceful existence starts to disintegrate when he is recruited by a top French intelligence operative to discover how one of their own secret agents was found out and executed in broad daylight.

    Why it matches: Recommended by TMDB viewers · both thriller & drama

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  19. The House on Carroll Street (1988)

    A reporter, fired after refusing to give names to a 1951 House Un-American Activities Committee, takes a part-time job as companion to an old lady. While working she overhears a noisy argument in the neighboring house, being conducted largely in German and involving her HUAC prosecutor. She begins to investigate, enlisting the help of the FBI Agent initially detailed to surveil her.

    Why it matches: Recommended by TMDB viewers · both drama & thriller

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  20. 24 Days (2014)

    When Ilan Halimi is kidnapped for ransom because Jewish and supposedly rich, his family and the police start a race against time to save him from the tortures of the "gang of barbarians".

    Why it matches: Recommended by TMDB viewers · both drama & thriller

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  21. Cycle (2022)

    Composer Herman completely goes into writing his work "Cycle", losing absolutely all connection with the outside world. One evening, he falls asleep and when he wakes up, he begins to understand that his composition begins to come to life.

    Why it matches: Similar story and style · both horror & drama

  22. 23 (1998)

    The movie's plot is based on the true story of a group of young computer hackers from Hannover, Germany. In the late 1980s the orphaned Karl Koch invests his heritage in a flat and a home computer. At first he dials up to bulletin boards to discuss conspiracy theories inspired by his favorite novel, R.A. Wilson's "Illuminatus", but soon he and his friend David start breaking into government and military computers. Pepe, one of Karl's rather criminal acquaintances senses that there is money in computer cracking - he travels to east Berlin and tries to contact the KGB.

    Why it matches: Similar story and style · both drama & thriller

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  23. Solaris (2002)

    A troubled psychologist is sent to investigate the crew of an isolated research station orbiting a bizarre planet.

    Why it matches: Similar story and style · both drama & mystery

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  24. The Dark Side of the Moon (1990)

    It is the year 2022. A mysterious systems failure causes the crew of a spaceship to be stranded on the dark side of the moon, while rapidly running out of fuel and oxygen. They are surprised to discover a NASA space shuttle floating in space, and board it in the hope of salvaging some supplies. One by one, the crew is possessed and killed, and it is up to Paxton Warner to find the links between the dark side of the moon, the Bermuda Triangle, and the Devil himself.

    Why it matches: Similar story and style · both horror & thriller

  25. Satan's Slaves (2017)

    After dying from a strange illness that she suffered for three years, a mother returns home to pick up her children.

    Why it matches: Similar story and style · both horror & mystery

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  26. Jack (2023)

    Two co-workers engage in an affair on Halloween night. Someone's watching.

    Why it matches: Similar story and style · both horror & thriller

  27. Danger on the Air (1938)

    Trouble begins when a hated cad of a sponsor is found murdered during the climax of a live radio show. A radio engineer then tries to solve the murder.

    Why it matches: Similar story and style · both mystery & drama

  28. Copycat (1995)

    An agoraphobic psychologist and a female detective must work together to take down a serial killer who copies serial killers from the past.

    Why it matches: Similar story and style · both thriller & mystery

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  29. This Island Earth (1955)

    Aliens have landed and are hiding on Earth, but need Earth’s scientists to help them fight an inter-planetary war.

    Why it matches: Similar story and style · both horror

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  30. American Graffiti (1973)

    A couple of high school graduates spend one final night cruising the strip with their buddies before they go off to college.

    Why it matches: Similar story and style · both drama

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Like Lost Cosmonaut and something else?

Blend two favourites and we’ll find the films in between.

Frequently asked questions

What are the best movies like Lost Cosmonaut?

The closest matches to Lost Cosmonaut are Quicksand (2023), Remember (2015) and Night Watch (1973). Below are 27 more, each with the reason it matches.

What should I watch after Lost Cosmonaut?

Start with Quicksand (2023), the closest match to Lost Cosmonaut.

What is the highest-rated movie like Lost Cosmonaut?

The Beasts (2022), rated 7.5/10 by 1,001 TMDB users.

What is the newest movie like Lost Cosmonaut?

Unsubmissives (2025) is the most recent release on this list.

Are there French movies like Lost Cosmonaut?

Yes: Mothers' Instinct (2019), The Unknown Girl (2016) and Without Apparent Motive (1971).

How are movies similar to Lost Cosmonaut chosen?

First come films that Trakt’s viewers watch alongside Lost Cosmonaut, then TMDB’s recommendations and films it rates as similar in story and genre. Each pick says which signal put it there.

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