While on board a luxury yacht for a travel assignment, journalist (Keira Knightley) sees a passenger thrown overboard late at night, but crew insist no one is missing and everyone is accounted for. Ignored by crew and passengers, she persists in uncovering the truth, even as the investigation endangers her life. Based on Ruth Ware’s bestselling novel.
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Laura Blacklock’s investigation finally erupts on the gala cruise deck. After weeks of being dismissed as paranoid, she has uncovered the bitter truth: Richard Bullmer plans to cheat his dying wife, Anne Lyngstad, out of a massive charitable bequest. To do it, he hires a facial‑recognition‑generated doppelgänger, Carrie, to sign a forged will that would leave the fortune to him instead of the foundation. When Anne catches Richard and Carrie in an intimate encounter and threatens to expose the fraud, Richard orders the ship’s doctor to drug her, and she is pushed overboard – the “man overboard” Laura thought she witnessed.
Armed with the forged speech Anne intended to read at the gala, Laura storms the event, claiming she is delivering Anne’s last words. She reads the will aloud, exposing that the woman on the stage is a fake and that the real Anne is dead. Richard, realizing his scheme is unraveling, lunges with a knife, trying to silence Carrie and Laura. In the chaotic scramble, Sigrid, the passenger Laura had befriended, fires a shot that kills both Richard and Carrie. The police sirens wail as the deck fills with officers, ending the murderous charade.
In the aftermath, Laura’s story is published and she receives the professional recognition she fought for. Carrie, now safe, reunites with her daughter through a heartfelt video, hinting at a chance at redemption. The film closes on Laura walking away from the ship, having turned a nightmarish gas‑lighting ordeal into a hard‑won triumph of truth.
Last Updated: October 13, 2025 at 19:21
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