'The Crown' is a period drama written by Peter Morgan that follows the life of Queen Elizabeth II beginning with her wedding to Philip, Duke of Edinburgh in 1947 with each season chronicling a decade of her reign. Season one and two starred Claire Foy, Matt Smith and Vanessa Kirby, however a new cast will continue with season three as the characters get older, with Olivia Colman, Tobias Menizes and Helena Bonham Carter.