A Radio 4 full-cast dramatisation starring June Whitfield as the deceptively mild Miss Marple with Ian Lavender, Joan Sims and Susannah Harker. Elspeth McGillicuddy is down from Scotland for a holiday and boards the 4:50 train from Paddington station to visit her friend, Miss Marple. During the journey, another train pulls alongside, and through the window Mrs McGillicuddy witnesses a tall, dark man strangling a blonde woman. She reports what she has seen, yet no one takes any notice.

Still in the formative years of his career, Hercule Poirot faces a most taxing case: who killed Lord Cronshaw? Was Coco Courtenay's death on the same night a mere coincidence? And did she deliberately take an overdose of cocaine?

This is the very first Poirot/Hastings story. Set in 1916, we meet Captain Hastings as he is invalided out of the Great War and goes to convalesce at Styles Court, the family home of his great friend, John Cavendish. By an extraordinary coincidence, billeted in the village is a brilliant little retired detective with an egg-shaped head, who made a considerable impression on the Captain when he was in Belgium. Styles is not a happy household and in the blistering summer heat, tensions mount.

A BBC Radio 4 full-cast dramatisation starring June Whitfield as Miss Marple, the sharp-witted spinster sleuth. In the sleepy little English country village of St Mary Mead, all is not as it seems. Under a seemingly peaceful exterior lurks intrigue, guilt, deception - and murder. Colonel Protheroe, local magistrate and overbearing landowner, is the most detested man in the village. Everyone, even the vicar, wishes he were dead. And very soon he is - shot in the head in the vicar's own study.

BBC Radio 4 full-cast dramatisation starring June Whitfield as the sharp-witted spinster sleuth. Dolly Bantry, mistress of Gossington Hall, is enjoying a pleasant doze when suddenly her dreams take a strange turn. The housemaid Mary is telling her that there is a body in the library.