One of the guests chokes to death on a cocktail when Poirot attends a dinner party at Sir Charles Cartwright's house. Poirot is left baffled when there seems to be no motive for the murder and there are no traces of poison. When another guest dies at a similar party a few weeks later which the same guests are attending, there seems to be more evidence this time.

All three presenters get to test a car this week; Jeremy drives the BMW X6, Richard drives the new supercar from Lexus and James drives the Vauxhall Insignia with Margaret Calvert, the designer of Britain's road signs. In the studio, the boys try some electric personal transport solutions and Seasick Steve is the Star in a Reasonably Priced Car. Top Gear returns in the spring.

Inspector Wallander finds a bloodbath when he takes a look around an isolated farmhouse on a routine call. A dying woman manages to say a word to Wallander before she dies and it ends up getting leaked to the press which causes major problems. Wallander finds his personal life in a mess.