An oral history of the Mount Rushmore of Country Music: Willie Nelson, Waylon Jennings, Johnny Cash and Kris Kristofferson. Interviews with the men who make the music and the story of their friendships.
| Actor | Role |
|---|---|
 Johnny CashSelf - Performer | Self - Performer |
 Waylon JenningsSelf - Performer | Self - Performer |
 Kris KristoffersonSelf - Performer | Self - Performer |
 Willie NelsonSelf - Performer | Self - Performer |
| JJessi ColterSelf | Self |