In post-WWII England, private detective Charles Hayward (Max Irons) is hired by his former lover Sophia (Stefanie Martini) to solve the murder of her wealthy grandfather. But when he heads to the deceased's mansion to investigate the case, he realizes that everyone is a suspect -- including Sophia herself. Based on the novel by (Agatha Christie). Glenn Close, Christina Hendricks, Gillian Anderson, and Terence Stamp co-star.