The world's greatest detective, Hercule Poirot - legendary star of Agatha Christie's Murder on the Orient Express and Death on the Nile - puts his little grey cells to work solving a baffling Christmas mystery.
Sophie Hannah is the internationally bestselling author of 9 psychological thrillers, which have been published in more than 20 countries and adapted for television. Her novel The Carrier won the 2013 Specsavers National Book Awards Crime Thriller of the Year. Sophie is an Honorary Fellow of Lucy Cavendish College, Cambridge, and as a poet has been shortlisted for the TS Eliot Prize.
