“There is no more cunning player of the murder game than Agatha Christie.” Sunday Times “A masterwork of carefully concealed artifice… most stunningly original.” Julian Symons “An Agatha Christie triumph.” Morning Post ”The best thing she has ever written, compact, witty and horribly exciting.” Sunday Referee “An entirely original idea.” Daily Telegraph “Mrs Christie has invented an entirely new plot for a detective story – a difficult thing in these days; she is to be congratulated on the perfection of her invention.” The Times “Her best yet. Where does she get hold of these brilliant notions?” Bristol Evening Post “Vive Hercule Poirot! He is back again … and I, for one, am thrilled to the marrow bones … the most amazing finale for sheer ingenuity that I have ever come across … Mrs Christie has pulled it off yet again.” The Bystander