Spoiler warning: this post explains the full ending of The Woman in Cabin 10. If you have not finished the book, stop here and come back later.
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Quick answer: Lo Blacklock was right: she did hear a woman thrown overboard. The woman was Carrie, who had been hired by billionaire Richard Bullmer to pose as his wife Anne, whom he had already murdered; Carrie survived, helped Lo escape, and Bullmer is later found dead.
Quick facts
– Book: The Woman in Cabin 10 by Ruth Ware
– First published: 2016
– Type: A psychological thriller
– Tone of the ending: Tense
Table of Contents
What Leads Up to the Ending
Travel journalist Lo Blacklock joins a luxury cruise on a small ship in the North Sea. One night she hears a scream and a splash from the cabin next door and sees blood on the glass. The crew insist that cabin 10 was empty, and no one believes her.
What Happens at the End of The Woman in Cabin 10
Lo realizes that Anne Bullmer, the owner's wife, was murdered by her husband, and that Carrie was hired to impersonate her. Lo is captured and locked away. Carrie, who survived, frees Lo and helps her escape in Norway. Lo makes her way home. Later, an email reveals that Richard's body has been found and that Carrie is safe and has sent Lo money.
The Ending in 4 Quick Points
- Lo's memory of the scream is real.
- Anne was killed before the cruise began.
- Carrie saves Lo.
- Richard Bullmer dies.
What Happens to the Main Characters
| Character | What happens to them |
|---|---|
| Lo Blacklock | Escapes and returns home |
| Richard Bullmer | Found dead |
| Carrie | Escapes and contacts Lo |
| Anne Bullmer | Murdered by Richard |
What the Ending Means
The ending vindicates a woman who was not believed. Lo's persistence uncovers the truth.
Other Ways to Read the Ending
Some readers found the ending rushed, while others liked the final twist. Many enjoy the claustrophobic setting.
Themes the Ending Brings Together
Belief. Lo fights to be believed.
Mental health. Her anxiety makes others doubt her.
Power. The rich use money to hide crimes.
Is the Ending Happy or Sad?
Most readers describe the ending of The Woman in Cabin 10 as tense. How you feel about it usually depends on what you hoped for the characters and what you expected Ruth Ware to do with the story, so it is worth asking friends how they felt before you compare notes.
Who Will Like This Ending
Readers who enjoy endings that are tense will find a lot to talk about here. If you prefer every thread tied up neatly, it helps to know in advance how Ruth Ware closes the story, which is exactly why many readers look it up. Either way, the final chapters reward a second look once you know where everything is heading, because small details from the middle of the book start to matter. If you are reading with a group, agree beforehand whether everyone has finished, so nobody has the last chapters spoiled.
Book Versus Adaptation
The 2025 Netflix film with Keira Knightley changes several details of the ending.
Discussion Questions About the Ending
If you are reading The Woman in Cabin 10 with a book club or a friend, these questions work well once everyone has finished:
- Did the ending surprise you, or had you seen it coming from the first chapters?
- What does the final scene say about belief, and do you agree with Ruth Ware's view?
- Which character made the most important choice in the last part of the book, and was it the right one?
- How would the story feel if it had ended one chapter earlier or one chapter later?
- Does the ending leave you hopeful about the characters, or do you worry about what comes next?
- Would you describe the ending as tense, or would you choose a different word?
How to Read the Final Chapters Again
- Compare the opening with the close. Look at how the first chapter introduces belief and how the ending answers it.
- Track each final choice. The table above shows where every main character ends up, so ask which of those outcomes was earned.
- Notice what Ruth Ware leaves unsaid. Gaps in the last pages are often deliberate, and they are where most of the debate about the ending begins.
- Listen for echoes. Images, phrases or settings from earlier in The Woman in Cabin 10 often return in the final scene with a new meaning.
Questions to Ask Yourself After Finishing
- Was the ending of The Woman in Cabin 10 earned by what came before it, or did it feel sudden?
- Which character's final moment affected you most, and why?
- If you could change one thing about the last chapters, what would it be?
- Did the ending change how you think about the opening pages?
Check price of The Woman in Cabin 10 on Amazon
Books to Read After The Woman in Cabin 10
- In a Dark, Dark Wood by Ruth Ware
- The Girl on the Train by Paula Hawkins
Related: The Woman in Cabin 10 Book Club Discussion Questions
Frequently Asked Questions
What happens at the end of The Woman in Cabin 10?
Lo Blacklock was right: she did hear a woman thrown overboard. The woman was Carrie, who had been hired by billionaire Richard Bullmer to pose as his wife Anne, whom he had already murdered; Carrie survived, helped Lo escape, and Bullmer is later found dead.
Is the ending of The Woman in Cabin 10 happy or sad?
Most readers call it tense.
What does the ending of The Woman in Cabin 10 mean?
The ending vindicates a woman who was not believed.
Is the ending of The Woman in Cabin 10 the same in the adaptation?
The 2025 Netflix film with Keira Knightley changes several details of the ending.
Who wrote The Woman in Cabin 10 and when was it published?
The Woman in Cabin 10 was written by Ruth Ware and first published in 2016.
Is The Woman in Cabin 10 worth reading if I already know the ending?
Yes, especially if you enjoy psychological thrillers. Knowing the ending can make a first read richer, because you notice how Ruth Ware prepares for it from the opening chapters.
Should I read The Woman in Cabin 10 before reading the ending explained?
Yes, if you plan to read it, because this post gives away the whole ending.