The Great Flood Review: The global appetite for large-scale disaster films shows no sign of slowing because Netflix’s Korean sci-fi thriller “The Great Flood” has finally arrived with striking ambition. The show, which is directed by Kim Byung-woo, starts with a familiar apocalypse spectacle before it swerves into unsettling science-fiction territory. The film is set in a near-future Seoul, which is drowning under relentless rain. The Great Flood presents the perfect blend of survival drama, maternal instinct, and speculative ideas about humanity’s future. In this The Great Flood review, we are going to discuss in detail the hyped show.
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About The Great Flood Movie and Rating
- Streaming Date: December 19, 2025
- Streaming On: Netflix
- Director & Writer: Byung-woo Kim
- Stars: Kim Da-mi, Park Hae-soo, Kim Kyu-na, Kwon Eun-seong, and others
- Runtime: 106 Minutes (1hr 46min)
- Rating: 3/5
Where to watch The Great Flood (2025) Full Movie
The Great Flood Storyline: Survival Amid Rising Waters
At first glance, The Great Flood is like a standard disaster movie. Here, we see a torrential rain that submerges Seoul, and it forces residents to flee their homes as floodwaters rise floor by floor. An-na (Kim Da-mi) is a beleaguered mother, and she attempts to escape a 30-storey apartment building with her six-year-old son, Ja-In (Kwon Eun-seong). Ja-In’s love for swimming has turned a terrifying reality into a childlike dream.
The narrative takes a dramatic turn when Hee-jo (Park Hae-soo) reveals the truth behind the catastrophe: an asteroid impact in Antarctica has triggered global climate collapse that could end civilization. A helicopter is coming. But the twist is it is coming, but only for An-na and her son. The reason? She is a second-ranking science officer who is involved in a secret UN research project that may hold the key to humanity’s survival.
As the story ascends beyond the rooftop, the film abandons its disaster roots and plunges into complex sci-fi territory.
The Great Flood Performances: Grounded Emotion in an Unreal Crisis
Kim Da-mi was very good as she delivered a restrained and emotionally resonant performance as An-na. She convincingly presented the perfect balance of maternal fear with intellectual detachment as it anchored the film’s high-concept ideas in human vulnerability. Her chemistry with young Kwon Eun-seong is perfect as it gives the story its emotional core and makes the survival stakes feel personal rather than abstract.
Park Hae-soo brings controlled intensity to Hee-jo. However, his character never fully develops, as his presence adds to the tension and authority during the film’s most chaotic moments.
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Strengths: Ambition Beyond the Disaster Genre
The Great Flood Apart will be known for its willingness to swerve genres. The film draws inspiration from Edge of Tomorrow, Interstellar, and even Charlie Kaufman’s recursive storytelling. It takes us to the meditation on choice, correction, and emotional calibration. As An-na repeatedly “adjusts” her reactions to people she encounters. The film hints at a disturbing idea: can empathy itself be optimized?
Visually, the flood sequences are immersive. The mother-child dynamic in the movie is well crafted, as it provides warmth amid the chaos and keeps the film emotionally grounded even as its ideas grow increasingly abstract.
Weaknesses: Brittle Writing and Thematic Overload
The Great Flood was a well-thought-out movie, but unfortunately it struggles with uneven storytelling. The narrative looks disturbed, as it lacks a clearly defined antagonist, and it has a very weakened dramatic tension. There are several sci-fi concepts that feel underexplored.
Final Verdict: Is The Great Flood Worth Watching?
The Great Flood is flawed but far from dull. Its ideas are bold; its emotional centre is sincere. Also, genre shifts are daring. But it never fully delivers on its potential, but there’s an undeniable enjoyment in watching a Korean apocalypse film. Lastly, The Great Flood attempted something stranger and more sinister than expected.
Watch The Great Flood Trailer
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