Detroit 9000 is a 1973 American cult film directed by Arthur Marks from a screenplay by Orville H. Hampton. Originally marketed as a blaxploitation film, it had a resurgence on videoyears later.
Actor Alex Rocco was cast as a result of director Arthur Marks positive experience working with him on their 1973 film Bonnies Kids.The movie was shot on location in downtown Detroit and closein neighborhoods. A number of now demolished landmark buildings can be seen including the J.L. Hudson Company, and the Fort Street Terminal train station. Fort Street Station was already closed when filming was taking place and the approach tracks to the station were used for a chase scene. The now restored Book Cadillac Hotel was used in the reception scenes, including the hotels famed crystal ballroom. Although the hotel closed in 1983 and sat dormant for overyears, it was restored and reopened by the Westin Hotel group in 2009. Although Detroit suffered from race rioting in July 1967, and the riots are referred to in the movie, the film avoided showing areas that still showed signs of heavy damage from the rioting. ........
Source: Wikipedia