The green creature was voiced over by an English actor called.......
MARK WILLIAMS!!!!!
The name of the green creature in Merlin is called a goblin.
The actor Sam Neill plays Merlin in this movie.
Her name is Katie McGrath. :)
Katie McGrath plays Morgana in BBC's Merlin
Richard Wilson plays Gaius
Bradley James.
You are choad
Bodybuilder Lou Ferrigno played the giant green creature.
colin morgan
Anthony Stewart Head
david durham
it is a green creature