20 best movies like Oxygen (2021)

Soo Jin, a woman suffering from post-traumatic memory loss, returns to her daily life with her husband after an accident. But her recovery takes an unexpected turn when she starts experiencing eerie visions: One day, she sees a vision of a child living in the same building being hit by a car. Shortly after almost risking her life to save the child, she has yet another chilling vision about a girl living on the 7th floor being harassed by a man, and does what she can to help the girl. She runs into her former boss at an art school, and learns that learns that her husband may not be telling the truth about everything. Meanwhile, detective Ki-sang finds Soo Jin’s husband on the surveillance footage of a crime scene and starts to investigate him. Soo Jin’s suspicion grows as she sees a vision of her husband killing a neighbor. While searching for the truth about her husband, she stumbles upon a wedding photo of her with a strange man other than her husband…

After getting a car ride from an unknown man, Lisa wakes up in a tube. On her arm is strapped a bracelet with a countdown. She quickly understands that every 8 minutes, fire burns an occupied section. She has no choice but to crawl into safe sections to survive. To know why she’s there and how to get out, Lisa will have to face the memories of her dead daughter…

FBI Agent Karl Helter and his partner Rebecca Lombardo are very close to busting a sex-trafficking ring. When they realize their investigation has crossed the path of a brutal serial killer, they team up with a Texas Ranger to put an end to the infamous 'Truck Stop Killer'.

After losing her waitressing job, Katie Franklin takes a job as a caretaker to a wealthy elderly man in his sprawling, empty Chicago estate. The two grow close, but when he unexpectedly passes away and names Katie as his sole heir, she and her husband Adam are pulled into a complex web of lies, deception, and murder. If she's going to survive, Katie will have to question everyone's motives — even the people she loves.

When students in their high school begin inexplicably exploding (literally), seniors Mara and Dylan struggle to survive in a world where each moment may be their last.

The patriarch of a wealthy and powerful family suddenly passes away, leaving his wife and daughter with a shocking secret inheritance that threatens to unravel and destroy their lives.

In 1978, two rival groups at Camp Nightwing must band together to solve a terrifying mystery when horrors from their towns' history come alive.

When Cecilia's abusive ex takes his own life and leaves her his fortune, she suspects his death was a hoax. As a series of coincidences turn lethal, Cecilia works to prove that she is being hunted by someone nobody can see.

Two Swedish/Norwegian half sisters go on a winter diving trip in Northern Norway, when they get trapped after a rockslide.

When the Davison family comes under attack during their wedding anniversary getaway, the gang of mysterious killers soon learns that one of their victims harbors a secret talent for fighting back.

A young boy finds himself pursued by two assassins in the Montana wilderness, with a survival expert determined to protect him, and a forest fire threatening to consume them all.

After an earthquake destroys their underwater station, six researchers must navigate two miles along the dangerous, unknown depths of the ocean floor to make it to safety in a race against time.

A socially awkward woman with a fondness for arts and crafts, horses, and supernatural crime shows finds her increasingly lucid dreams trickling into her waking life.

When Mari Gilbert's daughter disappears, police inaction drives her own investigation into the gated Long Island community where Shannan was last seen. Her search brings attention to over a dozen murdered sex workers.

In the future, a strange fungus has changed nearly everyone into a thoughtless, flesh-eating monster. When a scientist and a teacher find a girl who seems to be immune to the fungus, they all begin a journey to save humanity.

Cops involved with covering up a murder by getting rid of their body cam video footage find themselves haunted by an evil spirit.

Chloe, a teenager who is confined to a wheelchair, is homeschooled by her mother, Diane. Chloe soon becomes suspicious of her mother and begins to suspect that she may be harboring a dark secret.

At the turning point of the Iran-Contra affair, Elena McMahon, a fearless investigative journalist covering the 1984 US presidential campaign, puts herself in danger when she abandons her assigned task in order to fulfill the last wish of her ailing father, a mysterious man whose past activities she barely knows.

An agoraphobic woman living alone in New York begins spying on her new neighbors only to witness a disturbing act of violence.

At the height of the Cold War, a Soviet spacecraft crash lands after a mission gone awry, leaving the commander as its only survivor. After a renowned Russian psychologist is brought in to evaluate the commander’s mental state, it becomes clear that something dangerous may have come back to Earth with him…

In the not-too-distant future: after a global catastrophe has wiped out nearly all of humanity on Earth, an elite astronaut from Space Colony Kepler must make a decision that will seal the fate of the people on both planets.

After the death of her family in an airplane crash on a flight that she was meant to be on, Stephanie Patrick discovers the crash was not an accident. She then seeks to uncover the truth by adapting the identity of an assassin to track down those responsible.

A three-person crew on a mission to Mars faces an impossible choice when an unplanned passenger jeopardizes the lives of everyone on board.

Survivors of a nuclear attack are grouped together for days in the basement of their apartment building, where fear and dwindling supplies wear away at their dynamic.

Transferred home after a traumatizing combat mission, a highly trained French soldier uses her lethal skills to hunt down the man who hurt her sister.

A bride's wedding night takes a sinister turn when her eccentric new in-laws force her to take part in a terrifying game.

A divorced mother honks impatiently at a deranged middle-aged stranger at a red light while running late on her way to work. His road rage escalates to horrifyingly psychotic proportions as he becomes single-mindedly determined to teach her a deadly lesson for provoking him.

In a world where supervillains are commonplace, two estranged childhood best friends reunite after one devises a treatment that gives them powers to protect their city.

A teenage girl is raised underground by a robot "Mother", designed to repopulate the earth following an extinction event. But their unique bond is threatened when an inexplicable stranger arrives with alarming news.

After a young mother murders her family in her own house, a detective attempts to investigate the mysterious case, only to discover that the house is cursed by a vengeful ghost. Now targeted by the demonic spirits, the detective must do anything to protect herself and her family from harm.