Check out the trivia section: http://imdb.com/title/tt0409459/trivia

The aborted version using the (lame) Samm Hamm script sounds awful. Robin Williams as Rorschach and Sigourney Weaver as Silk Spectre? Both Gilliam and Aronofsky could have done something decent, though. I don't know about this Snyder guy. 300 apparently rocks, but it hasn't even been finished (or started?) yet.