Richard Harris (King Arthur), Meg Bussert (Queen Guenevere), Richard Muenz (Sir Lancelot), James Valentine (Merlyn), Barrie Ingham (Pellinore), Richard Backus (Mordred), William Parry (Sir Dinadan), Thor Fields (Tom of Warwick), Jeanne Caryl (Nimue), William James (Sir Lionel), Andy McAvin (Sir Sagramore)