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The Best Episodes of Agatha Christie's Poirot Season 3

Every episode of Agatha Christie's Poirot Season 3 ranked from best to worst. Discover the Best Episodes of Agatha Christie's Poirot Season 3!

Binge this in 10h 28m•Peaking at 7.9/10

From England to Egypt, accompanied by his elegant and trustworthy sidekicks, the intelligent yet eccentrically-refined Belgian detective Hercule Poirot pits his wits against a collection of first class deceptions.

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Episode Rankings

  1. #1 Fan Favorite
    Agatha Christie's Poirot Season 3 Episode 1 - The Mysterious Affair at Styles
    7.9/10(2833 votes)

    #1 - The Mysterious Affair at Styles

    S3:E1

    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 dies during the night from strychnine poisoning, Hastings enlists the help of an old friend staying nearby with other war refugees to help solve the murder: former Belgian police detective Hercule Poirot.

    Director:Ross Devenish
    Writer:Unknown

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  2. Agatha Christie's Poirot Season 3 Episode 2 - How Does Your Garden Grow?
    7.6/10(1931 votes)

    #2 - How Does Your Garden Grow?

    S3:E2

    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 makes him the centre of attention. Hastings receives a packet of seeds and develops hay fever.

    Director:Brian Farnham
    Writer:Unknown

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  3. Agatha Christie's Poirot Season 3 Episode 3 - The Million Dollar Bond Robbery
    7.6/10(1840 votes)

    #3 - The Million Dollar Bond Robbery

    S3:E3

    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 bonds safely across the Atlantic.

    Director:Andrew Grieve
    Writer:Unknown

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  4. Agatha Christie's Poirot Season 3 Episode 4 - The Plymouth Express
    7.4/10(1814 votes)

    #4 - The Plymouth Express

    S3:E4

    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 jewel theft on the train.

    Director:Andrew Piddington
    Writer:Unknown

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  5. Agatha Christie's Poirot Season 3 Episode 5 - Wasps' Nest
    7.7/10(1925 votes)

    #5 - Wasps' Nest

    S3:E5

    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 suspects that they are both in danger. He has to solve a mystery which includes cyanide, failing brakes and mixed-up love lives. Meanwhile, Hastings has a new hobby which Poirot finds helpful in cracking the case.

    Director:Brian Farnham
    Writer:Unknown

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  6. Agatha Christie's Poirot Season 3 Episode 6 - The Tragedy at Marsdon Manor
    7.6/10(1869 votes)

    #6 - The Tragedy at Marsdon Manor

    S3:E6

    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 to be fictional. Thankfully, though, there is soon a real (if seemingly supernatural) murder at the big house. Things get even more interesting when a young wife claims that a tree in her garden is haunted by a laughing ghost, and there are also signs of black magic from East Africa. Poirot lays a clever ambush to smoke out the killer,confident that he or she will turn out to be human.

    Director:Renny Rye
    Writer:Unknown

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  7. Agatha Christie's Poirot Season 3 Episode 7 - The Double Clue
    7.3/10(1853 votes)

    #7 - The Double Clue

    S3:E7

    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 love (with the beautiful and clever Countess Vera Rossakoff) and he also meets a criminal intellect which he finds worthy of him. As the countess is his main suspect, Poirot spends most of his time with her - which for once leaves Hastings and Miss Lemon to do most of the actual detective work. In the end, this case may have to be put down as the one that got away.

    Director:Andrew Piddington
    Writer:Unknown

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  8. Agatha Christie's Poirot Season 3 Episode 8 - The Mystery of the Spanish Chest
    7.6/10(1838 votes)

    #8 - The Mystery of the Spanish Chest

    S3:E8

    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.

    Director:Andrew Grieve
    Writer:Unknown

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  9. Agatha Christie's Poirot Season 3 Episode 9 - The Theft of the Royal Ruby
    7.5/10(1825 votes)

    #9 - The Theft of the Royal Ruby

    S3:E9

    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, a young member of the Egyptian royal family visiting London, has lost a famous ruby, and this is deemed to be a matter of national security.

    Director:Andrew Grieve
    Writer:Unknown

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  10. Agatha Christie's Poirot Season 3 Episode 10 - The Affair at the Victory Ball
    7.5/10(1782 votes)

    #10 - The Affair at the Victory Ball

    S3:E10

    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 from classical Italian comedy are subsequently found dead, Poirot finds himself working with Chief Inspector Japp to solve the case. The solution to the deaths of Viscount Cronshaw and Coco Courtney is to be found in determining the correct time of death and identifying an impostor at the ball. Poirot takes to the airwaves and reveals the identity of the killer on a live BBC radio broadcast.

    Director:Renny Rye
    Writer:Unknown

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  11. Agatha Christie's Poirot Season 3 Episode 11 - The Mystery of Hunter's Lodge
    7.5/10(1746 votes)

    #11 - The Mystery of Hunter's Lodge

    S3:E11

    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 and takes to his bed but when Pace is shot dead in his study, he rises to the occasion to assist Inspector Japp in solving the case.

    Director:Renny Rye
    Writer:Unknown

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Season 3 Ratings Summary

"The Mysterious Affair at Styles" is the best rated episode of "Agatha Christie's Poirot" season 3. It scored 7.9/10 based on 2833 votes. Directed by Ross Devenish and written by Unknown, it aired on 9/16/1990. This episode is rated 0.3 points higher than the second-best, "How Does Your Garden Grow?".