Guest Stars Tom Rosenthal as Himself Jessica Knappett as Herself Morgana Robinson as Mary Godwin Mathew Baynton as Lord Byron Nick Mohammed as John William Polidori Jon Richardson as Percy Shelley Hugh Dennis as Richard III Vicky Pattison as Disgusted Lady Dustin Demri-Burns as Henry Tudor Liam Williams as Stanley's Man Bruce MacKinnon as Noble Tim Key as Lord Stanley Edward Easton as Richard III's Soldier