The plot of his illegitimate son Mordred to gain the throne, and Guinevere's growing attachment to Sir Lancelot, threatens to topple King Arthur and destroy his "round table" of knights.
as King Arthur
as Guenevere
as Lancelot Du Lac
as Mordred
as King Pellinore
as Merlyn
as Dap
as Lady Clarinda
as Sir Lionel
as Sir Dinadan
as Sir Sagramore
as Lady Sybil
as Tom of Warwick
as King Arthur as a Boy
as Sir Geoffrey (uncredited)
as Soldier (uncredited)
as Sir Paul (uncredited)
as Priest (uncredited)
as Dancer (uncredited)
as Dancer (uncredited)
as Sir Turloc (uncredited)
as Minor Role (uncredited)
as Knight of the Round Table (uncredited)
as Nobleman (uncredited)
as Serf at Execution (uncredited)
as Dancer (uncredited)