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 "Agatha" (1979) (with Vanessa Redgrave, in which she sneaks away to plan revenge against her husband), and the "Doctor Who" episode "The Unicorn and the Wasp" (17 May 2008), with Fenella Woolgar, in which her disappearance is the result of her suffering a temporary breakdown owing to a brief psychic link being formed between her and an alien wasp called the Vespiform. Others, such as Hungarian film, "Kojak Budapesten" (1980; not to be confused with the 1986 comedy by the same name) create their own scenarios involving Christie's criminal skill. In the TV play, "Murder by the Book" (1986), Christie