Peter Vaughan and Diana Rigg, who portrayed Tulkinghorn and Lady Dedlock respectively, both appeared on Game of Thrones (2011) as Maester Aemon Targaryen and Lady Olenna Tyrell. Incidentally, the character of Tulkinghorn was played in the 2005 BBC adaptation of Bleak House by another Game of Thrones alumnus, Charles Dance, who portrayed Tywin Lannister on the show.