Film noir-literally "black cinema"-is the label customarily given to a group of black and white American films, mostly crime thrillers, made between 1940 and 1959. Today there is considerable dispute about what are the shared features that classify a noir film, and therefore which films should be included in this category. These problems are partly caused because film noir is a retrospective label that was not used in the 1940s or 1950s by the film...