Hercule Poirot in literature Chocolate Box" but for some reason this reference was removed from the later editions. The Poirot books are still under copyright. "The Mysterious Affair at Styles" is now public domain in the US but will not become public domain in the UK until 2046 (70 years after Christie's death). Christie's grandson, Matthew Prichard, now owns the copyright to his grandmother's works. In 2014, the Christie estate authorised author Sophie Hannah to write a new Poirot book, "The Monogram Murders". "Short story collections listed as "ss"" Poirot settles down in London and opens a private detective agency. These are the short
Agatha Christie's Poirot documentary (2013) in which David Suchet attempts to unravel the mysterious appeal of Hercule Poirot and how he portrayed him. It was broadcast in the United Kingdom on the same evening as the final episode "Curtain". Suchet visited Greenway, Agatha Christie's summer home, recollecting how he met her daughter Rosalind and her husband Anthony Hicks for their approval before he began filming. He now meets Christie's grandson Matthew Pritchard who recounts how his grandmother found the character amongst Belgian refugees in Torquay. A visit to the permanent Poirot exhibition at Torquay Museum to which he presented the cane he used