Mark Addy in London Bamigboye/Deadline EXCLUSIVE: Mark Addy (The Full Monty, Game of Thrones) says that starring in a new musical was not something he’d ever imagined doing — that is, until he was sent The Unlikely Pilgrimage of Harold Fry. “I read it and fell in love with the story,” says Addy of the show based on Rachel Joyce’s adaptation of her best-selling 2012 novel about Harold Fry, a 60-year-old retiree who leaves his house one day to post a letter to a dying friend, telling his wife Maureen, that he won’t be long. Related Stories News Breaking Baz: How ‘I Swear’ Filmmaker Kirk Jones Financed His BAFTA-Nominated British Movie By Selling The Family Home News Breaking Baz: Julia Roberts On ‘After The Hunt’, The Perils Of AI & Looking Back At ‘Pretty Woman’: “Times Change, People Change” He has no inkling that he’s about to embark on a 600-mile trek from one end of the country to the other, interacting with the strangers he meets along the way.