The story of promoter Saul Holiff's turbulent life and his success making Johnny Cash a superstar.
| Actor | Role |
|---|---|
 Johnny CashSelf (archive footage) | Self (archive footage) |
| SSaul HoliffSelf (archive footage) | Self (archive footage) |
 June Carter CashSelf (archive footage) | Self (archive footage) |
| DDavid DisherJohnny Cash at 30 | Johnny Cash at 30 |
| GGary HoliffSaul Holiff at 30 | Saul Holiff at 30 |
| JJonathan HoliffSelf | Self |
 Bill HaleySelf (archive footage) | Self (archive footage) |
| JJon BlairPhil Balsley | Phil Balsley |