And Then There Were None is a work of detective fiction by Agatha Christie and first published in the United Kingdom by the Collins Crime Club on 6 November 1939 under the title of Ten Little Niggers and in the United States by Dodd, Mead and Company in January 1940 under the title of And Then There Were None. During the novel, ten people, who previously committed murder but escaped due to technicalities, are tricked into coming onto an island. Even though the guests are the only people on the island, they are all mysteriously murdered in the manner of the nursery rhyme, one by one. The UK edition retailed at seven shillings and sixpence (7/6) and the US edition at $2.00. The novel has also been published and filmed under the title Ten Little Indians. It is Christie's best-selling novel with 100 million sales to date, making it the world's best-selling mystery and the seventh most popular book in all time. And Then There Were None has been adapted into several plays, films, and a video game.