The story of sex, violence, race and rock and roll in 1950s Chicago, and the exciting but turbulent lives of some of America's musical legends, including Muddy Waters, Leonard Chess, Little Walter, Howlin' Wolf, Etta James and Chuck Berry.

• Parkwood Entertainment
• Adrien Brody
• Jeffrey Wright
• Gabrielle Union
• Columbus Short
• Cedric the Entertainer
• Emmanuelle Chriqui
• Eamonn Walker
• Tammy Blanchard