First 'Sin City: A Dame to Kill For' Clip Is Hiding A Deadly Surprise What ever you do, don't leave Rosario Dawson alone! The actress returns to reprise her role as Gail in the upcoming sequel Sin City: A Dame to Kill For, which finds her hiding a deadly surprise in the trunk of her car. Lets just say it involves a samuari sword. Watch as Gail is left alone with a henchman, tempting him into a trap with her sexy flirting.