"Robert's a dream to work with -- an absolute dreamboat," the actress said of the "Spy Kids" and "Desperado" filmmaker.
"He has the greatest environment ... . Everyone brings their children to work. It's all shot on digital, so there's never a cut in the middle of a take."
Rodriguez has a compound in Austin,Texas, where his whole family lives and he built a "Harry Potter"-like house, so that his children won't have to leave, or don't want to leave, Murphy said.
Murphy said her waitress character, Shellie, is the only person in all three of the "Sin City" vignettes, which are based on the popular Frank Miller comic books.
"It's written in a wonderful Howard Hawks sort of, noir-esque manner, so that (the different episodes) sort of mix together," she said. "It's shot in black and white, with some splashes of color."
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