Both Charles Dickens’ novel, Little Dorrit, and Andrew Davies’ 2008 miniseries adaptation of it tell the story of Arthur Clennam (Matthew Macfadyen), who returns to England after two decades of exile, working on the family business in China. He tells his stern mother (Judy Parfitt), a sort of proto-Miss Havisham, bitterly secluded in her home, that his father has died, burdened by some terrible guilt. Clennam wants to know what this guilt was, so that he can make any amends he can. But hi...