Agatha Christie's world-famous serial killer mystery, coming to BBC TV and reissued in a beautiful new classic hardcover edition designed to appeal to the latest generation of Agatha Christie fans and book lovers.

'Let us see, Mr Clever Poirot, just how clever you can be.'

Murder is a very simple crime. But at the hands of a maniac, a serial killer, it becomes a very complicated business.

With the whole country in a state of panic, the killer is growing more confident with each successive execution - Mrs Ascher in Andover, Betty Barnard in Bexhill, Sir Carmichael Clarke in Churston... But laying a trail of deliberate clues to taunt the proud Hercule Poirot might just be his first mistake...