Hattie Morahan

Harriet Jane Hattie Morahan is an English television, film, and stage actress. Her notable roles include Alice in The Bletchley Circle, Gale Benson in The Bank Job and Ann in Mr. Holmes .

Morahan was born in Lambeth, London, England. She is the younger daughter of television and film director Christopher Morahan and actress Anna Carteret. Her older sister Rebecca is a theatre director, and her halfbrother Andy is a music video and film director. As a child, she attended parties thrown by Sir Laurence Olivier, who once helped her with her mathematics homework.

Source: Wikipedia