Claire Foy Amy Dorrit Actor Matthew Macfadyen Arthur Clennam Actor Judy Parfit Mrs. Clennam Actor Tom Courtenay William Dorrit Actor Andy Serkis Rigaud, Blandois Actor Eddie Marsan Mr. Pancks Actor Emma Pierson Fanny Dorrit Actor James Fleet Frederick Dorrit Actor Arthur Darvill Edward "Tip" Dorrit Actor Anton Lesser Mr. Merdle Actor Amanda Redman Mrs. Merdle Actor Sebastian Armesto Edmund Sparkler Actor Alun Armstrong Jeremiah, Ephraim Flintwinch Actor Sue Johnston Affery Flintwinch Actor Jason Thorpe Cavalletto Actor Dearbhla Walsh Director Andrew Davies Screenwriter Charles Dickens Screenwriter Anne Pivcevic Executive Producer Lisa Osborne Producer