Mollie Greenhalgh Hardwick was an English author of historical novels and detective fiction. She wrote numerous works with her husband Michael Hardwick, whom she married in 1961. She's best known for producing books that accompanied the classic television series Upstairs, Downstairs, as well as for novelizations of Sherlock Holmes, Thomas & Sarah, The Duchess of Duke Street, and Juliet Bravo. However, she also was the creator of the popular Doran Fairweather series of novels, featuring an antiques dealer turned amateur sleuth, beginning with Malice Domestic (1986). She also wrote nonfiction, including a biography of Emma, Lady Hamilton (1969). Mollie Hardwick also worked as a BBC radio announcer, script editor, and director in her earlier years.