Hill trained at the Royal Academy of Dramatic Art and made her stage debut in London's West End in The Shrike. Many roles followed, including, on television, Shop Window, Fabian of the Yard and An Enemy of the People. It was around this time that she married top director Alvin Rakoff, who cast her opposite Sean Connery in one of ABC TV's Armchair Theatre plays. She was asked to play Barbara Wright in Doctor Who after she and producer Verity Lambert, whom she knew socially, discussed the role at a party. (A popular myth which appears in some histories of the series and biographies of Ms. Hill is that she was "discovered" for the role based on work as a model in Paris, a career she never had.) Soon after leaving the series in 1965 she gave up acting to raise a family. She resumed her career