Despite claims that this was already a done deal, Deadline is reporting that Mickey Rourke is just now entering negotiations with Dimension Films to return as Marv in Sin City: A Dame to Kill For. It's expected that he'll return for it, especially since his character has such a big impact on the comic book that this installment will be based off of. 

Jessica AlbaClive OwenRosario Dawson, and Michael Madsen are also all expected to return to the series as well. Production on the movie should begin once director Robert Rodriguez is done with work on Machete Kills

Sin City: A Dame to Kill For will hit theaters on October 4, 2013.  

[via Deadline