Partners in Crime (UK TV series) commissioned by Ben Stephenson and Charlotte Moore for the BBC to mark the 125th anniversary of Agatha Christie's birth. The adaptation was produced by Endor Productions in partnership with Agatha Christie Productions. David Walliams and Hilary Strong (Agatha Christie Group) approached Hilary Bevan Jones and Tom Nash (development producer) of Endor Productions with the idea of re-inventing the Agatha Christie characters Tommy and Tuppence Beresford. Walliams liked the idea of a married amateur detective duo bickering over a dead body. Agatha Christie wrote stories featuring the Beresfords between 1922 and 1973, depicting Tommy and Tuppence from before they were married
Tommy and Tuppence flavour than the stories featuring the better known Christie characters. As they age, they are revealed to have raised three children – twins Deborah and Derek and an adopted daughter, Betty. Throughout the series they employ a man named Albert, who first appears as a lift boy who helps them in "The Secret Adversary". In "Partners in Crime," Albert becomes their hapless assistant at a private detective agency; and subsequently, as a now married pub owner, renders vital assistance to the pair in "N or M?."; by "Postern of Fate" he's their butler and has now been widowed. In "Postern