Knights from a parallel universe arrive on Earth to find the legendary sword Excalibur. Only the Doctor and Ace, with the assistance of Brigadier Lethbridge-Stewart, can save the Earth from total catastrophe.
as The Doctor
as Ace
as Brigadier Lethbridge-Stewart
as Morgaine
as Brigadier Winifred Bambera
as The Destroyer
as Shou Yuing
as Ancelyn
as Mordred
as Peter Warmsley
as Doris
as Pat Rawlinson
as Elizaneth Rawlinson
as Lavel
as Zbrigniev
as Husak
