Features characters from Charles Dickens's Great Expectations, Bleak House, A Christmas Carol, Oliver Twist, The Old Curiosity Shop, Our Mutual Friend, Martin Chuzzlewit, Barnaby Rudge, The Pickwick Papers, Hard Times, The Mystery of Edwin Drood, and Dombey and Son.
Anton Lesser, Mark Stanley and Brenock O'Connor have all previously starred in Game of Thrones (2011), with Joseph Quinn set to star in season 7. They respectively portrayed Qyburn, Grenn, Ollie and Koner.