Guest Stars Elspet Gray as Gertrude, Queen of Flanders Tony Robinson as Baldrick, Son of Robin the Dung Gatherer Tim McInnerny as Percy, Duke of Northumberland Robert East as Harry, Prince of Wales Peter Cook as Richard III Gretchen Franklin as Cordelia Kathleen St. John as Goneril Peter Benson as Henry VII Philip Kendall as Painter Barbara Miller as Regan Uncredited Patrick Allen voices Narrator