Poirot - The Mysteri... -

: Unlike other Poirot episodes that were shifted to the 1930s, this adaptation stayed true to the 1917 setting to capture the atmosphere of World War I.

: To streamline the plot, the adaptation removes the character of Dr. Bauerstein and skips over a detailed subplot regarding Mary Cavendish’s complex feelings for her husband. Community Perspectives Poirot - The Mysteri...

“It was a joy to see his portrayal of the famed detective's first case... the character as portrayed by Suchet was still being developed, so there are a few minor differences.” IMDb : Unlike other Poirot episodes that were shifted

: The story is told through the eyes of Captain Arthur Hastings, who returns from World War I to stay at Styles Court and acts as the "outsider" perspective for the reader. Community Perspectives “It was a joy to see

: It famously uses floor plan diagrams and in-text evidence (like chemical prescriptions) to help readers follow the investigation like a game of Clue.

: It provides a more poignant look at Hastings' post-war trauma (the "thousand-yard stare") which was less emphasized in the book.

Readers and viewers often highlight the "transitional" nature of this first case, where Poirot is still refining his legendary persona.