Seen by over 57 million people worldwide in 42 countries and in 21 languages, Les Miserables is undisputedly one of the world's most popular musicals. In celebration of 25 incredible years of the world's longest running musical, Les Miserables marks this momentous occasion with a spectacular performance at The O2. With a host of over 500 actors and musicians, this star studded cast includes Alfie Boe as 'Jean Valjean', Nick Jonas as 'Marius', Norm Lewis as 'Javert', Matt Lucas as 'Th