In the trailer, while different scene stills are flashing, one in particular happens to be of real life mobster Bugsy Siegel slumped over on his couch riddled with bullet holes after his assassination.
This city. So damn beautiful. But only from a distance. Up close, it's all gutter.
There are several references in scenes set in 1947 to 35mm pictures shot on Tri-X film. Kodak did not release Tri-X in 35mm format until 1954