The Wars of the Roses was a 1963 theatrical adaptation of William Shakespeare's first historical tetralogy ("1 Henry VI", "2 Henry VI", "3 Henry VI" and "Richard III"), which deals with the conflict between the House of Lancaster and the House of York over the throne of England, a conflict known as the Wars of the Roses. The plays were adapted by John Barton, and directed by Barton himself and Peter Hall at the Royal Shakespeare Theatre. The production starred David Warner as Henry VI, Peggy Ashcroft as Margaret of Anjou, Donald Sinden as the Duke of York, Paul Hardwick as the Duke of Gloucester, Janet Suzman as Joan la Pucelle, Brewster Mason as the Earl of Warwick, Roy Dotrice as Edward IV, Susan Engel as Queen Elizabeth and Ian Holm as Richard III.