> ## Content Index
> Fetch the complete content index at: https://www.cascadepbs.org/llms.txt
> Use this file to discover other available public pages before exploring further.

# Mystery Of The Blue Train
- URL: https://www.cascadepbs.org/show/agatha-christies-poirot/episode/mystery-of-the-blue-train-kf8qii/
- Published: 2025-09-17T22:21:54.000Z
- Updated: 2026-05-25T08:30:56.000Z
- Description: Poirot is called on to investigate the murder of an heiress on the glamorous Blue Train.
- Author: Cascade PBS Staff
- Tags: Agatha Christie's Poirot, Season 10, Episode 1, #ZZZ_Episode_6dfe51a7-4763-431b-b183-4883c3fafad7, #episode, #ZZZ_Show_b625189f-cac1-40be-b296-52d193ea9b0a, #v1.16

Poirot investigates the brutal murder of an American heiress and the theft of a magnificent ruby, the Heart of Fire, as he travels on the glamorous Blue Train between Calais and the French Riviera.