Caroline Keiff is a British theatre performer, best known for her portrayal of Nessarose in Wicked. She was member of the original London cast and performed on the show's opening night of 27 September 2006. She performed in the ensemble and understudied the role of Nessarose. From July 2007, she began to understudy Glinda. She then replaced Katie Rowley Jones in the lead role of Nessarose on 9 June 2008, while continuing to understudy Glinda. She departed on 9 May 2009, after almost three years in the show, and was succeeded by Natalie Anderson.