Guest Stars Derek Jacobi as Richard II John Gielgud as John of Gaunt Jon Finch as Henry Bolingbroke Clifford Rose as Bishop of Carlisle Charles Gray as Duke of York Janet Maw as Queen Charles Keating as Duke of Aumerle Jeremy Bulloch as Henry Percy Richard Owens as Thomas Mowbray David Swift as Duke of Northumberland Jeffrey Holland as Duke of Surrey Mary Morris as Duchess of Gloucester Wendy Hiller as Duchess of York