This document provides an overview of the gangster/crime film genre. It defines what constitutes a gangster, explores common narrative structures and themes in these films, and outlines the evolution and history of the genre from the 1930s through the 1980s. Key developments included the rise of iconic early gangster films in the 1930s, the emergence of film noir influences in the 1940s, parodies in British films in the 1950s, and landmark films like Bonnie and Clyde and The Godfather series in the 1960s-1970s that pushed creative and violent boundaries.