Originally Posted by AnimagusSnuffles

Serkis could and would be excellent as Kreacher but there are others to who would do a great job. Tracy Ullman could do the voice, she is very talented voice artist. I have always picture Kreacher almost like comic relief in the early chapters of OotP. His muttering voice and his sarcastic comments. I hear hear one actor doing the voice but he's an American so I know he won't be in the film. The actor is Robin Williams.