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 this first book "The Secret Adversary" that they meet up after the war, and come to realise that, although they have been friends for most of their lives, they have now fallen in love with each other. Unlike many other recurring detective characters, including the better known Christie detectives, Tommy and Tuppence aged in time with the real world, being in their early twenties in "The Secret Adversary" and in their seventies in "Postern of Fate". In their early appearances, they are portrayed as typical young people of the 1920s, and the stories and settings have a more pronounced period-specific