Agatha Christie Agatha Christie (Playwright) was born in England. After her first mystery was published in 1922, she wrote over 60 books, most appearing on bestseller lists. She wrote many successful plays including Witness for the Prosecution, Ten Little Indians, and Appointment With Death  The Mousetrap opened on November 25, 1952 at the Ambassador Theatre in London and it is still playing today, after more than forty years!