This book is a comprehensive exploration of 90 years of film and television adaptations of the world’s best-selling novelist’s work. Drawing on extensive archival material, it offers new information regarding both the well-known and forgotten screen adaptations of Agatha Christie’s stories, including unmade and rare adaptations, some of which have been unseen for more than half a century. This history offers intriguing insights into the discussions and debates that surrounded many of these screen projects – something that is brought to life through previously unpublished correspondence from Christie herself and a new wide-ranging interview with her grandson, Mathew Prichard. takes the reader on a journey from little known silent film adaptations, through to famous screen productions including 1974’s , as well as the television series of the Poirot and Miss Marple stories and, most recently, the BBC’s acclaimed version of .