Beyond Belief - The Life And Mission Of John Hume is a new drama musical about the Irish politician who was one of the architects of the Northern Ireland peace process. Marie-Louise Muir goes behind the scenes of the production staged in Hume's home city of Derry with its director Kieran Griffiths. She follows his young company of actors rehearsing for a major production which will be streamed live globally on the 25th anniversary of the signing of the historic peace accord, the Good Friday Agreement.