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
Bodybuilder Lou Ferrigno played the giant green creature.
Bradley James.
You are choad
Anthony Stewart Head
colin morgan
david durham
There is no such creature as a green platypus.