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● Plot Summary 1h 35m Mystery · Thriller

The Woman in Cabin 10 (2025) — full plot summary

Directed by Simon Stone, The Woman in Cabin 10 unfolds across 1h 35m of mystery. This page covers the story beat by beat. For the ending, see the dedicated ending explained page.

● TL;DR

On a lavish yacht for an assignment, a journalist sees a passenger go overboard.

The story

The Woman in Cabin 10 is a 2025 psychological thriller film directed by Simon Stone, who co-wrote the screenplay with Joe Shrapnel and Anna Waterhouse, based on the 2016 novel by Ruth Ware. The film stars Keira Knightley, Guy Pearce, Art Malik, Gugu Mbatha-Raw, Kaya Scodelario, Daniel Ings and Hannah Waddingham.

Setting & tone

The Woman in Cabin 10 is set in United Kingdom and works primarily in English. Tonally it sits in Mystery, Thriller, Crime, drawing on the conventions of each while filtering them through Simon Stone's direction.

Why people search for this plot

Search interest in the plot of The Woman in Cabin 10 tends to spike around questions about narrative ambiguity, the meaning of specific scenes, and how secondary characters connect to the main arc. Our editorial team tracks those queries and updates this summary as new questions emerge — see the FAQ on the main movie page.

● Spoilers ahead?

Read the ending explained

A scene-by-scene breakdown of the final act, the closing shot, and what it all means.

The Woman in Cabin 10 ending explained →