Hercule Poirot is the renowned Belgian detective who takes center stage in this captivating mystery.

The Red Death is a cunning and elusive criminal who challenges Poirot's intellect and investigative skills.

The story primarily unfolds in the bustling streets and elegant drawing rooms of London, England.

The story begins with a string of puzzling poisonings that baffle the authorities and capture Poirot's attention.

Captain Hastings, Poirot's trusted friend and chronicler, accompanies him on this perilous journey.

Lady Athelinda Playford, a prominent and influential figure in society, falls prey to the Red Death's machinations.

Dr. James Sheppard, a renowned toxicologist, provides valuable insights into the nature of the poisons used in the crimes.

King's Abbott, a stately country estate, holds a significant clue that aids Poirot in unraveling the mystery.

The Red Death Society is a clandestine organization headed by the enigmatic criminal mastermind.

Ariadne Oliver, a renowned crime novelist, adds a touch of theatricality and insight to the investigation.

Aconite, also known as wolfsbane, is the deadly poison employed in the early killings.

The Red Death's ability to assume different identities and evade detection is a key element of the story.

Superintendent Battle, a skilled and experienced detective, collaborates with Poirot to solve the perplexing case.

Hercule Poirot's renowned deductive skills and ability to perceive hidden truths are crucial to solving the mystery.

The Red Death's primary motivation is not material wealth or power, but rather the thrill of the challenge and the intellectual stimulation of matching wits with Poirot.