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Movies like Flatline (2020)

The best movies like Flatline (2020) are Triage (2009), Remember (2015) and The Caveman's Valentine (2001). If Flatline hooked you with its drama and mystery, these 30 similar films are what to watch next, and every pick says why it matches.

Quick picks

  1. Triage (2009)

    The wife of a photojournalist sets out to discover why he came home from a recent assignment without his colleague.

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

    Popcorn FlickMovies like this
  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

    Worth the HypeMovies like this
  3. 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

  4. The Good Doctor (2011)

    Dr. Martin Blake, who has spent his life looking for respect, meets an 18-year-old patient named Diane, suffering from a kidney infection, and gets a much-needed boost of self-esteem. However, when her health starts improving, Martin fears losing her, so he begins tampering with her treatment, keeping Diane sick and in the hospital right next to him.

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

    Popcorn FlickMovies like this
  5. Shock Corridor (1963)

    With the help of his girlfriend Cathy and Dr. Fong, a psychiatrist, ambitious journalist Johnny Barrett poses as a madman in order to be admitted to a mental institution where a bloody murder has been committed.

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

    Worth the HypeMovies like this
  6. The Deadly Affair (1967)

    Charles Dobbs is a British secret agent investigating the apparent suicide of Foreign Office official Samuel Fennan. Dobbs suspects that Fennan's wife, Elsa, a survivor of a Nazi Germany extermination camp, might have some clues, but other officials want Dobbs to drop the case. So Dobbs hires a retiring inspector, Mendel, to quietly make inquiries. Dobbs isn't at all sure as there are a number of anomalies that simply can't be explained away. Dobbs is also having trouble at home with his errant wife, whom he very much loves, having frequent affairs. He's also pleased to see an old friend, Dieter Frey, who he recruited after the war. With the assistance of a colleague and a retired policeman, Dobbs tries to piece together just who is the spy and who in fact assassinated Fennan.

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

    Popcorn FlickMovies like this
  7. The Ritual Killer (2023)

    Unable to process the death of his daughter, Detective Boyd embarks on a hunt for a serial killer who murders according to a brutal tribal ritual: Muti. The only person who can help Boyd is Professor Mackles, an anthropologist who hides an unspeakable secret. The line between sanity and madness thins as Boyd goes deeper into the killer’s world.

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

  8. Twin Peaks (1989)

    An idiosyncratic FBI agent investigates the murder of a young woman in the even more idiosyncratic town of Twin Peaks. (This standalone version of the series pilot was produced for the European VHS market and has an alternate, closed ending.)

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

    Absolute CinemaMovies like this
  9. The Infernal Machine (2022)

    Reclusive and controversial author Bruce Cogburn is drawn out of hiding by an obsessive fan, forcing the novelist to confront a past that he thought he could escape, and to account for events set in motion by his bestseller decades earlier. Cogburn's search for who is behind the manipulation and mental torment he encounters leads to an emotional roller-coaster ride full of fear and danger, where things are not always as clear as they seem to be, and where past deeds can have dire consequences.

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

    Popcorn FlickMovies like this
  10. Inside Man (2023)

    Based on true events. A disgraced police detective seeking redemption goes undercover to expose a violent crime syndicate. But as he sinks deeper into the mob, the price for absolution may be higher than he can afford.

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

    Popcorn FlickMovies like this
  11. Cleaner (2007)

    Single father and former cop Tom Cutler has an unusual occupation: he cleans up death scenes. But when he's called in to sterilize a wealthy suburban residence after a brutal shooting, Cutler is shocked to learn he may have unknowingly erased crucial evidence, entangling himself in a dirty criminal cover-up.

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

    Popcorn FlickMovies like this
  12. Last Man Down (2021)

    After civilization succumbs to a deadly pandemic and his wife is murdered, a special forces soldier abandons his duty and becomes a hermit in the Nordic wilderness. Years later, a wounded woman appears on his doorstep. She's escaped from a lab and her pursuers believe her blood is the key to a worldwide cure. He's hesitant to get involved, but all doubts are cast aside when he discovers her pursuer is none other than Commander Stone, the man that murdered his wife some years ago.

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

    Popcorn FlickMovies like this
  13. The Engineer (2023)

    As Israel is rocked by a series of terrorist bombings, a US senator's daughter is killed in one bloody explosion. Now, ex-Mossad agent Etan must lead an elite, covert team of agents and mercenaries to find the man responsible—the elusive “Engineer.” Can they find and destroy the madman before more innocent lives are lost?

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

  14. SAS: Red Notice (2021)

    An off-duty SAS soldier, Tom Buckingham, must thwart a terror attack on a train running through the Channel Tunnel. As the action escalates on the train, events transpire in the corridors of power that may make the difference as to whether Buckingham and the civilian passengers make it out of the tunnel alive.

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

  15. Barron's Cove (2025)

    When his young son is viciously murdered by a classmate, a grieving father with a history of violence kidnaps the child responsible, igniting a frenzied manhunt fueled by a powerful politician -- the father of the kidnapped boy.

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

    Worth the HypeMovies like this
  16. Trigger Point (2021)

    Nicolas Shaw is a retired U.S. special operative who becomes part of an elite 'invisible' team that quietly takes out the worst villains around the world.

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

    Popcorn FlickMovies like this
  17. All the Devils Are Here (2025)

    After a heist, four criminals lay low in a remote safehouse, waiting for orders. As paranoia builds, one thing becomes clear — the real threat may not be outside, but among them.

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

    Popcorn FlickMovies like this
  18. 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

    Popcorn FlickMovies like this
  19. Horns (2013)

    In the aftermath of his girlfriend's mysterious death, a young man awakens to strange horns sprouting from his temples.

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

    Popcorn FlickMovies like this
  20. Stowaway (2022)

    A tenacious party girl fights to survive after three thieves commandeer her luxury yacht. Unable to escape and trapped on the yacht at high seas, the prey becomes the hunter as she turns the tables on the intruders and takes matters into her own hands.

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

    Popcorn FlickMovies like this
  21. The Island (2011)

    In Paris, Sophie and Daneel make a solid couple. Nothing, it seems, can separate them - until the day when Sophie tells her partner she has organised a surprise trip to Bulgaria. Daneel refuses to go, but Sophie insists and soon discovers just why her soul mate was so reluctant to set foot in the country...

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

  22. January (2023)

    Two men and a bird, trapped in a snowstorm in the middle of nowhere, try to solve a mystery as it slowly devours them.

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

  23. Block (2023)

    Stories of love, murder, mystery and control interconnect in lock-down inside the confines of a Sofia apartment during the pandemic.

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

  24. Scenes from the Life of an Actress (2020)

    Maria-Eleonora is an actress. During a film premiere she leaves the screening hall and crashes her car into the concrete wall of a parking lot, killing herself. Her longtime friend and aspiring film director Peter try to find out the reasons behind this dramatic act and interviews her relatives, colleagues, closest friends. He adds to the interviews video footage that he himself shot during their life together and some film scenes in which Maria-Eleonora took small supporting parts. Thus, Peter creates the film "Scenes from the life of an actress". Peter learns that everyone has a story about what happened, but no one really knew the deceased actress. Peter didn't knew her too.

    Why it matches: Similar story and style · both drama

  25. The Hunter's Autumn (2025)

    It's never too late to do the right thing, to say the words that have been gnawing at your soul for a long time, to admit that you love - her, him, others, life. It's dangerous, it's risky. Autumn reveals all our colors. It changes everything.

    Why it matches: Similar story and style · both drama

  26. Малки разговори (2007)

    Why it matches: Similar story and style · both drama

  27. The Lesson (2014)

    An honest, hard-working schoolteacher in a small Bulgarian town is driven to desperate measures to avoid financial ruin.

    Why it matches: Similar story and style · both drama

    Popcorn FlickMovies like this
  28. XIIa (2017)

    The movie XIIa is the sequel of the super successful XIa. In XIIa the journey continues. After two years break, Lina is back to school to teach a new class - a new class, new problems. At home, the situation is also not better. Lina is separated with her cheating husband and her dominating mother is constantly bullying her, Lina's son is maltreated by classmates - at times the tension reaches extreme limits and Lina is about to collapse. Fortunately, she finds support in the sports teacher, a former boxer. The school director is also on her side, so are some of the students. Though the problems with the new class, especially with the beautiful and difficult Megan and between Lina and one of her colleague teachers deepen more and more. The prom is getting closer, the situation is about to escalate

    Why it matches: Similar story and style · both drama

  29. Dad (2025)

    A man returns after spending five years in prison abroad. He wants to start his life anew but faces only obstacles. His stepson sets out to seduce him, leading to a family tragedy.

    Why it matches: Similar story and style · both drama

  30. Hidden in the Dark (2025)

    Maya is a patient in a hospital in the mountains of Slovakia. She possesses abilities that allow her to sense emotions and events in space and time. This gift makes her interesting to the local police, who use her to find missing people. The latest case involves an eight-year-old girl who has been abducted. Unfortunately, Maya fails to find her in time, and the child is found dead in the forest. This devastates Maya both psychologically and physically.

    Why it matches: Similar story and style · both thriller

Like Flatline and something else?

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

Frequently asked questions

What are the best movies like Flatline?

The closest matches to Flatline are Triage (2009), Remember (2015) and The Caveman's Valentine (2001). Below are 27 more, each with the reason it matches.

What should I watch after Flatline?

Start with Triage (2009), the closest match to Flatline.

What is the highest-rated movie like Flatline?

Twin Peaks (1989), rated 8.5/10 by 682 TMDB users.

What is the newest movie like Flatline?

All the Devils Are Here (2025) is the most recent release on this list.

How are movies similar to Flatline chosen?

First come films that Trakt’s viewers watch alongside Flatline, 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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