The Great Flood OTT Release Date: When And Where To Watch Kim Da-mi And Park Hae-soo's Sci-Fi Disaster Film

The Great Flood OTT Release: The Great Flood, a South Korean science fiction disaster drama, has been attracting attention since its premiere at the 30th Busan International Film Festival. Directed and co-written by Kim Byung-woo, the film explores the intense survival struggle of residents trapped in a flooded apartment complex, blending high-stakes action with emotional drama.

The story centers on a researcher and her young son trapped in a sudden, devastating flood. Their survival becomes entwined with a critical mission that not only tests their ability to escape the rising waters but also carries implications for the future of humanity. The film highlights the tension and challenges faced in extreme situations, focusing on both physical danger and the difficult choices that arise in life-or-death circumstances.

Leading the cast are Kim Da-mi, Park Hae-soo, and Kwon Eun-seong. Supporting performances include Yu-na, Park Byung-eun, Jeon Hye-jin, Kim Dong-yeong, and Kang Bin, collectively creating a tense, immersive atmosphere. The ensemble's performances are framed by Kim Byung-woo's direction, with co-writing contributions from Han Ji-su.

From a production standpoint, The Great Flood is produced by Chun Roy-kyoung under Hwansang Studios. The film's design captures the claustrophobic and perilous environment of a building submerged by rapidly rising waters, using a combination of set design, cinematography, and visual effects to create a compelling sense of danger.

The Great Flood OTT Release Date and Platform

The film made its debut at the 30th Busan International Film Festival's Korean Cinema Today-Special Premiere section on September 18, 2025. Following its festival screenings, it is set for a global digital release on Netflix on December 19, 2025, allowing audiences worldwide to access the story.

For viewers eager to see how the characters navigate the life-threatening flood and the moral complexities that arise, the film will soon be available on the global streaming platform Netflix, offering an opportunity to experience this high-stakes disaster story from anywhere in the world.