ITV3 Agatha Christie's Poirot Catch up on the ITV Hub David Suchet stars as Agatha Christie's fictional detective Hercule Poirot in this collection of murder mysteries. 4 episodes available to watch Share this programme: Copied to clipboard Share on Facebook Share on Twitter Copy link to share Series 13 5. Curtain: Poirot's Final Case Mon Monday 9 Nov 8pm Returning to Styles, Poirot must summon the last of his strength to confront his nemesis. 2. The Big Four Yesterday 6.05pm Detective drama. With WWII imminent, it appears that the famous Peace Party is a cover. Series 8 2. Evil Under the Sun Sat Saturday 7 Nov 2.45pm Poirot must solve the murder of a fellow guest when he takes a holiday at a Devon hotel. Series 3 1. The Mysterious Affair at Styles Sat Saturday 21 Nov 11am When his weekend hostess is found murdered, Hastings sends for his friend Hercule Poirot.