The actress who played Jo Wilson who was friends with Stephanie Edwards on Grey's Anatomy also starred on a Grey's Anatomy film. She portrayed the wife of Prince William on the Grey's Anatomy film.
 She is known for her roles as Catherine Middleton in the Lifetime TV film "", and as Jo Wilson in the ABC medical drama "Grey's Anatomy". 
Catherine, Duchess of Cambridge (Catherine Elizabeth "Kate"; "ne" Middleton; born 9 January 1982) is the wife of Prince William, Duke of Cambridge. 
 Introduced as a surgical intern at the fictional Seattle Grace Mercy West Hospital, later renamed Grey Sloan Memorial Hospital, Stephanie works her way up to resident level with fellow intern and friend, Jo Wilson (Camilla Luddington). 
