Miranda Katherine Hart Dyke (born 14 December 1972), known professionally as Miranda Hart, is an English actress and comedian. Following drama training at the Academy of Live and Recorded Arts, Hart began writing material for the Edinburgh Fringe Festival and making small appearances in various British sitcoms including Hyperdrive and Not Going Out.
Hart reached a wider audience with her self-driven semi-autobiographical BBC sitcom Miranda, which is based on her earlier BBC Radio 2 radio series Miranda Hart's Joke Shop (2008). The television sitcom ran for three series and several Christmas specials from 2009 to 2015 and earned its star 3 Royal Television Society awards, 4 British Comedy Awards and 4 BAFTA nominations. In 2012, she began appearing in the BBC drama Call the Midwife as Camilla "Chummy" Fortescue-Cholmondeley-Browne. She made her Hollywood debut in Paul Feig's film Spy (2015) as Melissa McCarthy's sidekick Nancy B. Artingstall.