Lancelot is King Arthur's most valued Knight of the Round Table and a paragon of courage and virtue. Things change, however, when he falls in love with Queen Guinevere.
| Actor | Role |
|---|---|
 Cornel WildeSir Lancelot | Sir Lancelot |
 Jean WallaceGuinevere | Guinevere |
 Brian AherneKing Arthur | King Arthur |
 George BakerSir Gawaine | Sir Gawaine |
 Archie DuncanSir Lamorak | Sir Lamorak |
 Adrienne CorriLady Vivian | Lady Vivian |
 Michael MeachamSir Modred | Sir Modred |
 Iain GregorySir Tors | Sir Tors |
 Mark DignamMerlin | Merlin |
 Reginald BeckwithSir Dagonet | Sir Dagonet |
 John BarrieSir Bevidere | Sir Bevidere |
 Richard ThorpSir Gareth | Sir Gareth |
 Joseph TomeltySir Kaye | Sir Kaye |
 Graham StarkRian | Rian |
| GGeoffrey DunnEdrick | Edrick |
 Walter GotellSir Cedric | Sir Cedric |
| PPeter ProwseBrandagorous | Brandagorous |
 Christopher RhodesUlfus | Ulfus |