Inspired by the book of the same name, film-maker James Marsh relays a tale of tragedy, murder and mayhem that erupted behind the respectable facade of Black River Falls, Wisconsin in the 19th century.
Originally aired in 1981 and later virtually lost for decades, Sound Business is a UK-produced documentary about two British sound systems, the legendary (and at the time already 18 years-established) Sir Coxsone Outernational and the (then) up-and-coming Lion Charge, both based in SW London.
