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The King’s Thief (1955) movie poster

Plot Summary

The King’s Thief (1955) Plot Summary Explained

Release, runtime and language
1955 · 78 mins · English
Directed by
Robert Z. Leonard, Hugo Fregonese
Starring
Roger Moore, Matt Moore, Rhys Williams, David Niven, George Sanders, Melville Cooper

A romance inspired by a true story of a soldier of fortune! An ex-soldier turned highwayman uncovers a plot to take control of England from King Charles II.

On this page (5)
  1. 1 What happens: full plot
  2. 2 Plot questions answered
  3. 3 Movie threads
  4. 4 Movies like The King’s Thief
  5. 5 Every angle

Full plot summary · contains spoilers

What Happens in The King’s Thief: Full Plot Summary

The whole story of The King’s Thief (1955) explained, from the opening scene to the final frame: every key event, every twist and what it all adds up to. Read it as a quick recap before the sequel, to check a scene you missed, or to finally understand what really happened.

James, the Duke of Brampton, the richest man in England, is so trusted by King Charles II that he can have two of the King’s loyal friends executed for treason. The second is the father of Lady Mary. She travels from France to London to seek justice. While there, she meets Michael Dermott, a soldier who fought to restore Charles to the throne. He and many others were never paid for their services, unbeknownst to the King, and he therefore turned highwayman. He and his comrades rob the Duke and come into possession of the Duke’s notebook. In it are listed twelve rich and powerful people, as well as details of their possessions. Two names are crossed out; it does not take long for Michael to realize that the other ten are in peril for their lives. Michael first tries to blackmail the Duke, but without much success. A fence named Simon betrays his hiding place. Michael and his comrade Jack escape from the Duke’s soldiers, though Michael is wounded in the shoulder. Adventure abounds as the Duke tries to retrieve his property before it can be used against him.

Last updated: February 24, 2026 at 13:35

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Plot questions answered

The King’s Thief Plot Explained: Your Questions Answered

The questions people ask most about The King’s Thief (1955): what happens in the confusing scenes, why the characters do what they do, the twists, hidden details and what the ending means. Each answer contains spoilers.

Q1

Why was Michael Dermott working as a highwayman?

Michael Dermott was a soldier who fought to restore King Charles II to the throne. However, he and many other soldiers were never paid for their services, unknown to the King himself. With no compensation and no clear future, Michael turned to a life of highway robbery to survive.

Foreshadowing: Earlier scenes establish the King's trust in the Duke, hinting at how easily the monarchy's debts could be overlooked.

  • michael dermott
  • unpaid soldiers
  • highwayman
  • king charles ii
Q2

Why did the Duke of Brampton have the power to execute the King's loyal friends?

James, the Duke of Brampton, was the richest man in England and held such immense influence with King Charles II that he could order the execution of two of the King's loyal friends for treason. The exact mechanism of this power is not detailed, but his wealth and position gave him near-total access to the King.

  • duke of brampton
  • king charles ii
  • executed
  • treason
  • power
Q3

What was in the notebook that Michael stole from the Duke?

The notebook contained a list of twelve rich and powerful people in England, along with details of their possessions. It appeared to be evidence of a conspiracy, as the names were accompanied by information that could be used to ruin or expose these individuals.

Foreshadowing: The earlier execution of Lady Mary's father hints at the Duke's willingness to eliminate those who threaten his plans.

  • duke's notebook
  • conspiracy
  • twelve names
  • blackmail
Q4

Why were two names crossed out in the Duke's notebook?

Two names in the notebook were already crossed out, indicating that those two individuals had already been dealt with by the Duke. Lady Mary's father was one of them, as he was the second victim whose execution the Duke orchestrated.

Foreshadowing: The execution of Lady Mary's father at the Duke's order directly connects to the crossed-out names.

  • crossed out names
  • lady mary's father
  • executed
  • targets
Q5

Why did Simon the fence betray Michael's hiding place?

Simon was a fence who had been helping Michael and his comrade Jack. However, he betrayed Michael's hiding place to the Duke's soldiers, exposing their location. The specific motivation for this betrayal is not detailed in the summary, but it was likely driven by the Duke's power and pressure.

  • simon the fence
  • betrayal
  • duke's soldiers
  • escape
Q6

How did Lady Mary meet Michael Dermott in London?

Lady Mary traveled from France to London to seek justice for her father's execution by the Duke of Brampton. While in London, she encountered Michael Dermott, who was operating as a highwayman. Their meeting occurred as Mary navigated the dangerous world of the city's underworld in pursuit of her own justice.

Foreshadowing: The summary establishes Mary as a determined figure seeking revenge, naturally drawing her to others opposed to the Duke.

  • lady mary
  • michael dermott
  • paris
  • london
  • justice
Q7

Why were ten people in danger according to the notebook?

After realizing two names were crossed out, Michael understood that the remaining ten people listed in the Duke's notebook were still in peril. The notebook appeared to be part of a conspiracy where the Duke planned to eliminate or blackmail these ten wealthy and powerful individuals to seize control of England.

Foreshadowing: The Duke's ability to have the King's friends executed demonstrates he has both the motive and means to target these ten people.

  • ten targets
  • conspiracy
  • duke of brampton
  • peril
Q8

How did Michael and Jack escape from the Duke's soldiers?

Michael and his comrade Jack managed to escape from the Duke's soldiers, though Michael was wounded in the shoulder during the escape. Despite the injury, they continued their pursuit to use the notebook against the Duke before he could retrieve it.

  • michael wounded
  • escape
  • jack
  • duke's soldiers

Movie threads

More Movies Like The King’s Thief, by Mood & Story

Curated lists built around what makes The King’s Thief tick: the same mood, the same kind of story or the same emotional payoff. Each list explains why these movies belong together.

Swashbuckling Conspiracy Thrillers like The King’s Thief

Rogues and heroes race against time to expose treasonous plots in high-stakes adventures. If you enjoyed the daring plots and royal intrigue of The King’s Thief, explore more movies where charming rogues uncover conspiracies. These films feature thrilling adventures, noble causes, and high-stakes action.

  • swashbuckling
  • conspiracy
  • thrilling
  • urgent
  • adventurous
  • dangerous
  • Tone: tense, adventurous
  • Pacing: fast, relentless
Why these movies?

The story pattern: The narrative follows a classic pattern: an outsider or underdog stumbles upon a vast conspiracy threatening the established order. They must use their wits, courage, and often unorthodox skills to gather proof, evade powerful enemies, and ultimately expose the plot. The journey is filled with suspenseful set pieces and a clear moral conflict between justice and corruption.

Why they belong together: These movies are grouped by their high-energy blend of action and intrigue. They share a specific mood of adventurous suspense, a fast-paced plot centered on exposing a threat, and a satisfying, triumphant conclusion.

Daring Rogue's Redemption Stories like The King’s Thief

An outcast or criminal finds purpose and honor by fighting for a cause greater than themselves. Fans of The King’s Thief will enjoy other films about charismatic outsiders who find redemption. These stories feature exciting adventures where a rogue's skills become their greatest asset in a righteous fight.

  • redemption
  • charming rogue
  • adventurous
  • romantic
  • honor
  • class disparity
  • Tone: tense, romantic
  • Pacing: fast, character-driven
Why these movies?

The story pattern: The narrative centers on a protagonist who starts outside the law or social order. A pivotal event—often an injustice or a personal connection—pushes them to take a stand against a powerful antagonist. Their journey is as much about internal change and proving their worth as it is about the external conflict, culminating in their acceptance and a happy ending.

Why they belong together: This thread connects films through a powerful character archetype: the redeemable rogue. The shared experience is one of thrilling action intertwined with a satisfying personal transformation, where charm and grit overcome rigid class structures.

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Every angle

The King’s Thief (1955) Explained: Plot, Timeline & Characters

Everything about The King’s Thief in one place: what happens in the plot summary, the timeline in chronological order, the characters and meaning and a spoiler-free summary. What's After the Movie adds the cast, box office and post-credit scenes.

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