Guest Stars Joanna Bobin as Lady Cowper Jessica Madsen as Cressida Cowper Hugh Sachs as Brimsley Geraldine Alexander as Mrs. Wilson Emma Naomi as Alice Mondrich Joanne Henry as Judgy Mama Molly McGlynn as Maid Rose Lorn MacDonald as Albion Finch Jason Barnett as Jeffries Julian Ovenden as Sir Henry Granville Simon Ludders as Humboldt Freddie Stroma as Prince Friedrich Joseph Macnab as Featherington Footman Naomi Preston-Low as Handsome Young Lady Amy Beth Hayes as Lady Trowbridge Duncan Clyde as Courtier #3 Michael Culkin as Lord Rutledge Helene Maksoud as Townhouse Artist #2 Dempsey Bovell as Townhouse Artist #1 Stuart Organ as Doctor Brig Bennett as Courtier #2 Luke Pierre as Liveried Footman