Agatha Christie 2 billion copies, and her estate claims that her works come third in the rankings of the world's most-widely published books, behind only Shakespeare's works and the Bible. According to Index Translationum, she remains the most-translated individual author, having been translated into at least 103 languages. "And Then There Were None" is Christie's best-selling novel, with 100 million sales to date, making it the world's best-selling mystery ever, and one of the best-selling books of all time. Christie's stage play "The Mousetrap" holds the world record for longest initial run. It opened at the Ambassadors Theatre in the West End
Agatha Christie's Poirot Cusack in "The King of Clubs", Sorcha Cusack in "Jewel Robbery at The Grand Metropolitan", and Sinéad Cusack in "Dead Man's Folly". Phyllida Law and her daughter Sophie Thompson appeared in "Hallowe'en Party". David Yelland appeared as Charles Laverton West in "Murder in the Mews" and as George for the remainder of the series from Series 10 onward, and his daughter Hannah Yelland appeared as Geraldine Marsh in "Lord Edgware Dies". Agatha Christie's grandson Mathew has commented, "Personally, I regret very much that she (Agatha Christie) never saw David Suchet. I think that visually he is much the most convincing