A British mystery thriller, based on the 1939 Agatha Christie novel. Adapted by Siân Ejiwunmi-Le Berre and directed by Meenu Gaur.
 

Luke Fitzwilliam is a Nigerian attaché on his way to Whitehall when he meets the mysterious Miss Pinkerton on a train. Pinkerton discusses with him that a series of deaths in the village of Wychwood-Under-Ashe are not accidental and there’s a killer on the loose.