archytele The Vault
Season guide

Agatha Christie's Poirot: Season 3

11 episodes Premiered Sep 16, 1990 Updated Sep 25, 2026

Agatha Christie's Poirot Season 3 continues the overarching saga across eleven episodes. The intelligent yet intelligent detective navigates his investigations from England to Egypt, accompanied by his elegant and trustworthy sidekicks. The series is part of the British crime, drama, and mystery television series broadcast from 1989 to 2013, featuring the Belgian private detective living in England, portrayed by acto

Previously on Agatha Christie's Poirot

Season 3 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Hercule Poirot is a Belgian private detective living in England.
  • ⚡ The central character is portrayed by actor David Suchet.
  • ⚡ Poirot is accompanied by his elegant and trustworthy sidekicks.
  • ⚡ The narrative settings include locations from England to Egypt.
Advertisement

Season overview

Agatha Christie's Poirot Season 3 continues the overarching saga across eleven episodes. The intelligent yet intelligent detective navigates his investigations from England to Egypt, accompanied by his elegant and trustworthy sidekicks. The series is part of the British crime, drama, and mystery television series broadcast from 1989 to 2013, featuring the Belgian private detective living in England, portrayed by actor David Suchet. The presentation incorporates Art Deco iconography of the interbellum times, such as biplanes and speeding locomotives, reflecting the era of the cases.

Advertisement
Season 3 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 3 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 3: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

36%
64%
Mytharc (4): Crucial lore & season climaxes
Core (7): Character development & subplots
Side Quest (0): Standalone / filler
S3·E1 Mytharc

The Mysterious Affair at Styles

Sep 16, 1990 · 108 min

Recovering from the horrors of World War I, British Army officer Arthur Hastings hopes to find peace and quiet at a country manor in the English countryside. But when the matriarch

S3·E2 Mytharc

How Does Your Garden Grow?

Jan 6, 1991 · 53 min

Suggestions of a Communist conspiracy cast suspicion on a murdered woman's Russian servant. Meanwhile, Poirot has a rose named after him, and a ceremony at the Chelsea Flower Show

S3·E3 Core

The Million Dollar Bond Robbery

Jan 13, 1991 · 53 min

The London and Scottish Bank is sending a huge shipment of Liberty Bonds to New York on the liner Queen Mary. Poirot, who suffers terribly from sea-sickness, is asked to see the bo

S3·E4 Core

The Plymouth Express

Jan 20, 1991 · 52 min

An Australian shipping tycoon wants Poirot to check out his daughter's suitors. Then the young lady takes a trip on the Plymouth Express, and Poirot finds himself investigating a j

S3·E5 Core

Wasps' Nest

Jan 27, 1991 · 53 min

Poirot visits a garden fete, where a wasps' nest adds to the tension. He meets the son of an old friend who has his girl-friend, a fashion model, with him, and Poirot soon suspect

S3·E6 Core

The Tragedy at Marsdon Manor

Feb 3, 1991 · 53 min

Poirot is summoned to Marsdon by the owner of a country inn there to solve a murder. But the inn-keeper is a would-be thriller writer, and to Poirot's dismay the murder turns out t

S3·E7 Core

The Double Clue

Feb 10, 1991 · 51 min

Japp (who is really worried that failure could cost him his job) seeks Poirot's help in investigating a series of jewel thefts, and two remarkable things happen. Poirot falls in lo

S3·E8 Core

The Mystery of the Spanish Chest

Feb 17, 1991 · 53 min

Poirot is called in to help a woman who lives in fear of her husband, and he is invited to a dinner party which goes horribly wrong.

S3·E9 Core

The Theft of the Royal Ruby

Feb 24, 1991 · 48 min

Poirot prepares to spend a quiet Christmas on his own with a box of chocolates, but he has to give up his plans when the British government asks for his urgent help. Prince Farouk,

S3·E10 Mytharc

The Affair at the Victory Ball

Mar 3, 1991 · 52 min

Poirot attends the Victory Ball, a costume party where you are expected to dress as someone famous, as himself. However, when two members of a party of six dressed as characters fr

S3·E11 Mytharc

The Mystery of Hunter's Lodge

Mar 10, 1991 · 52 min

Hercule Poirot accompanies his friend Captain Hastings on a weekend shooting party at the home of Harrington Pace, but he isn't having a very good time. He comes down with the flu

Advertisement