The Adventures of Sir Lancelot Season 1 Episode 26 Knights Choice

After the death of a knight of the Round Table, a young man enters a tournament that will decide who will fill the vacancy. But the other knights object to the young contestant because of his shabby appearance. Sir Lancelot intercedes for him. Guest stars: Alison Leggatt as Morgana Le Fay, Robert Hardy as Rupert, Derek Waring as Balin, Reginald Hearne as Sir Julian, Edward Judd as a sentry.