The Plymouth Express Affair by Agatha Christie — cover

The Plymouth Express Affair

The Plymouth Express Affair is a mystery novel written by Agatha Christie and first published in 1923.

In this enigmatic work, the famous Belgian detective Hercule Poirot will try to unravel the plot of the murder of a young and rich heiress named Flossie Halliday, whose body was discovered under a seat of the luxurious Plymouth Express train.

Poirot is plunged into a world of love, greed and deceit to solve the case and the motives behind it. This case showcases Poirot's ingenious ability to decipher the most perplexing of mysteries and proves why he is one of Christie's most famous detectives.

"Alec Simpson, R. N., stepped from the platform at Newton Abbot into a first-class compartment of the Plymouth Express. A porter followed him with a heavy suitcase. He was about to swing it up to the rack, but the young sailor stopped him."

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Mystery Detective fiction Crime solving Social stratification Greed Jealousy

Public domain (US)·No sign-up·DRM-free·Real text, not scans

Pages
24
Reading time
24 minutes
Pace
Intermediate
First published
1923
Language
English
Downloads
2,195

103 years later, still timely

Why Read The Plymouth Express Affair in 2026?

Jewels, a corpse, and a timetable. Poirot compresses deduction into a swift carriage of clues.

Today's connection

An ideal entry-point Christie: clear stakes, fair play, and satisfying neatness in under an hour.

Clue-mapping

Details placed, patterns revealed.

Timing as proof

Schedules tighten the net.

Little grey cells

Reasoning you can follow.

Perfect for Mystery lovers Agatha Christie fans Readers who enjoy detective stories People interested in early 20th-century British society

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About the author

Portrait of Agatha Christie

Agatha Christie · 1890–1976

Ingenious plots and fair play clues that set the standard for mystery with crisp comedy.

24 books by Agatha Christie in the library →

If this one stays with you…