 She also mentored potential candidates in "Over the Rainbow" (2010), BBC's subsequent talent show that searched for a Dorothy Gale for the 2011 musical adaptation of "The Wizard of Oz".Ellis first played Nancy on 29 March 2010 to positive reviews, starring alongside Griff Rhys Jones (and later Russ Abbot) as Fagin and Steven Hartley as Bill Sikes.She was the second and final actress to play Nancy in the London revival, continuing the role until the end of the show's run on 8 January 2011.