Poirot investigates a strange and gruesome murder of an elderly psychiatrist. Ariadne Oliver is pressed to try and uncover the truth behind two decade-old deaths. They soon find out that their separate investigations are linked and work together to try and solve the mystery.
Genres: Crime , Drama , Mystery
Keywords: 1930s , based-on-novel-or-book , belgian , detective , investigation , murder-mystery , period-drama , private-detective , private-investigator , suspenseful , united-kingdom , watch-series-online