Alex Proyas’ Dark City knowingly blurs the distinctions between the genres of “simulated reality” sci-fi and the moral bleakness of the noir thriller. Why Is Dark City Important to See Now? What New Features Does the Dark City 4K Blu-ray Have? The new 4K release includes a host of new commentaries and an hour-long documentary. Even though the film is built on tantalising, noir-soaked mystery, Arrow’s new release answers every Dark City question you might still have.