Roger Ashton-Griffiths
This English actor, screenwriter, and film director definitely looks a lot less frightening and jester-like without all that facial hair.
Eugene Simon
Ahh, Lancel Lannister really tried, albeit in vain, to stop wildfire from igniting beneath the Sept of Baelor. Eugene Simon, the British actor, who plays the part looks a tad bit different, mainly the hair length really.