Interviews and performances by the men who shaped the tough urban blues sound of Chicago. Dick Gregory provides the commentary, whilst sessions are provided by Muddy Waters, Johnnie Lewis, Floyd Jones, Buddy Guy, Junior Wells and J.B. Hutto.
| Actor | Role |
|---|---|
| GGeorge BazeVocal | Vocal |
| PPeter PistolGuitar | Guitar |
| RRon HytowerGuitar | Guitar |
| LLonnie BrooksGuitar | Guitar |
| HHubert SumlinGuitar | Guitar |
| JJunior WellsHarmonica | Harmonica |
| JJunior Wellsharmonica player | harmonica player |