Diễn viên chính：Colin Firth, Matthew Macfadyen, Kelly Macdonald, Penelope Wilton, Johnny Flynn, Jason Isaacs, Mark Gatiss, Hattie Morahan, Paul Ritter, Simon Russell Beale, Lorne MacFadyen, Markus Von Lingen, Ruby Bentall, Alex Jennings, Ellie Haddington, Nicholas Rowe,