Poirot is dining alone in a London restaurant and strikes up a friendship with Katherine Grey. She has just inherited a lot of money and is about to travel to visit relations in the South of France, but is nervous. Poirot offers to go with her on the Blue Train.

Apart from Poirot and Katherine, others on the train include the Tamplin family (Katherine's cousins), millionaire Rufus van Aldin and his daughter Ruth Kettering, Ruth's penniliess husband Derek, and her boyfriend - and Ruth has a very valuable ruby with her called 'The Heart of Fire'. And then Ruth getshuged on the train in a gruesome and disfiguring attack, and at the same time her ruby is stolen. And after the arrival of Katherine and Poirot at the Tamplins' villa, Katherine is also attacked. Poirot finds himself dealing with several crimes at once.

Agatha Christie's Poirot Season 10 Episodes...

• s10e01 - The Mystery of the Blue Train
• s10e02 - Cards on the Table
• s10e03 - After the Funeral
• s10e04 - Taken at the Flood

Agatha Christie's Poirot Show Summary

Agatha Christie's Belgian detective, Hercule Poirot lives in London with Captain Hastings. Together, they range about Europe encountering cuddle mysteries. The series has strong story lines, good production and acting, and an unmistakable flavor of the pre-war years.