Unfortunately I think it's next outing will be more similar to Clooney's shitfest.
I did read somewhere though, that Micheal Caine had mentioned he thought there were more stories in this and that Nolan could stay as Exec. Producer.
Actually, it was Gary Oldman. http://www.comicbookmovie.com/fansites/debbiedowner/news/?a=50821