I love Hugo Weaving and liked himas Elrond. It was the script that was rubbish. Lists do not grow thin.
Well I suppose you could write them sideways but...
Jackson likes to work with the same people it seems so maybe he will use Adrien Brody and continue his pattern of using actors of Hungarian extraction to play Sindarin princes of silvan elves (cf Marton Czokas). Or if we are really unlucky Jack Black.