© ITV During the course of nearly one year, I’ve traced the chronology of one of my favourite television series – Agatha Christie’s Poir...

OCTOBER: Curtain: Poirot's Last Case Poirot's letter to Hastings reads 'October 1949'. However, Hastings has a grown-up d...

APRIL: The Labours of Hercules I expect this will be a somewhat controversial placement. The episode offers two impossible challenges. Fir...

MARCH/APRIL: The Big Four I haven't seen this episode myself yet, but it has aired in Poland (October 2013). Thanks to a Polish fan, u...

JANUARY: Murder in Mesopotamia Frederick Bosner's execution is reported in a newspaper dated November 1918, and that was "nearl...

JANUARY: Appointment With Death   The on-screen caption reads "Syria 1937". My guess would be January, simply because Death on t...

JUL Y : Murder on the Links   A poster is advertising the 1936 Deauville cycling contest and a calendar in Giraud’s office reads “Mercr...