Hercule Poirot

Emily Inglethorp

Poirot investigates Emily's murder, making her the central victim of the case he is hired to solve.

Alfred Inglethorp

Alfred is the prime suspect in his wife's murder, and Poirot actively works to expose his guilt.

Evelyn Howard

Evelyn is a key witness and ally to Poirot, providing crucial information about the household and the victim.

John Cavendish

Poirot interviews John as a suspect and later clears him, working alongside him to solve the crime.

Mary Cavendish

Poirot interacts with Mary as a suspect and witness, observing her secretive and strained demeanor.

Dorcas

Dorcas, the loyal housemaid, assists Poirot with household details and observations.

Cynthia Murdoch

Cynthia is a young resident and suspect who cooperates with Poirot's investigation.

Sir Ernest Heavywether

Sir Ernest is the defense lawyer for Alfred, and he clashes with Poirot in the courtroom.

Inspector Japp

Inspector Japp is a Scotland Yard detective who works alongside Poirot, often with friendly rivalry.

Lawrence Cavendish

Lawrence is a quiet suspect and John's brother, providing Poirot with alibis and scientific insights.

Alfred Inglethorp

Alfred is the prime suspect in his wife's murder, and Poirot actively works to expose his guilt.

Emily Inglethorp

Poirot investigates Emily's murder, making her the central victim of the case he is hired to solve.

The 16th and 17th of July

Visits Cynthia's dispensary; Hastings recognizes him and recounts his exploits on the way home.

IV: Poirot Investigates

Poirot listens to Hastings' account, stresses the importance of small details, and begins his investigation by examining the boudoir and Mr. Inglethorp's desk.

It Isn't Strychnine, Is It?

Examines coffee cups and the charred will fragment; questions Manning; shows suppressed excitement at breakfast.

VI: The Inquest

Observes the proceedings closely, noting Inspector Japp's presence and reacting to Inglethorp's testimony.

VII: Poirot Pays His Debts

Takes the initiative in the investigation, reveals Inglethorp's alibi, and argues against his arrest, demonstrating his deductive reasoning.

Fresh Suspicions

Dismisses Evelyn Howard as a suspect due to lack of motive; sends Hastings with a cryptic message for Lawrence; has cocoa re-analysed; reacts with intense surprise upon learning Dr. Bauerstein was at Styles on the night of the murder.

IX: Dr. Bauerstein

Sends message about the extra coffee-cup, questions Mary and Lawrence about the bolted door, and wishes to visit the dispensary.

The Arrest

Returns from London; reveals Dr. Bauerstein is arrested as a German spy; examines the brown paper label and deduces the initial is 'L'; confident he knows how the crime was committed.

XI: The Case for the Prosecution

Works behind the scenes; lacks the final link in his chain; grows increasingly discouraged as the trial progresses.

The Last Link

Delivers the final explanation of the crime, revealing the truth behind the will, the narcotic, and the strychnine.

XIII: Poirot Explains

Explains his methods and reasoning to Hastings, revealing his deliberate deception and strategy to catch the real criminals.