Miss Marple charms her way into the peaceful village of Wychwoodunder- Ashe to investigate a series of murders, and is befriended by Luke Fitzwilliam (Benedict Cumberbatch – Atonement), a handsome former policeman. But amongst a succession of sudden deaths, and a local election, Marple prepares to deliver a secret so shocking the village will never be the same again. Also starring Margo Stilley (9 Songs), Shirley Henderson (Harry Potter), Anna Chancellor (Spooks), Hugo Speer (Bleak House) and Jemma Redgrave (Cold Blood).