Eve BestEve Best is an English stage and screen actress and director, best known for her roles as Dr O'Hara in the Showtime television series Nurse Jackie, Wallis Simpson in the 2010 film The King's Speech, and Dolley Madison in the 2011 American Experience elevision special about the First Lady. Best was nominated for a Tony Award for Best Actress in a play for her work in A Moon for the Misbegotten and received an Olivier Award for Best Actress for the title role in Hedda Gabler in 2005. Read More Read Less