 That same month she made her professional stage debut in the successful West End production "The Vegemite Tales", playing the role of Maddie.Skellern was cast as the new Sapphire in the Big Finish Productions radio show "Sapphire and Steel" – beginning with "Second Sight".Skellern was cast in the sequel to Neil Marshall's critically acclaimed horror film "The Descent", "The Descent Part 2", which was released in late 2009.