Rare clips of performance and interviews by a multiple of stars, all prematurely lost.
| Actor | Role |
|---|---|
 Chuck BerrySelf | Self |
 Bill HaleySelf (archive footage) | Self (archive footage) |
 Buddy HollySelf (archive footage) | Self (archive footage) |
 Sam CookeSelf (archive footage) | Self (archive footage) |
 Otis ReddingSelf (archive footage) | Self (archive footage) |
 Janis JoplinSelf (archive footage) | Self (archive footage) |
 Elvis PresleySelf (archive footage) | Self (archive footage) |
 John LennonSelf (archive footage) | Self (archive footage) |
 James BrownSelf | Self |
 Barry GibbSelf | Self |
 Carly SimonSelf | Self |
 Steve WinwoodSelf | Self |
 Jim MorrisonSelf (archive footage) | Self (archive footage) |
| JJim CroceSelf (archive footage) | Self (archive footage) |
 Cass ElliotSelf (archive footage) | Self (archive footage) |
 Jimi HendrixSelf (archive footage) | Self (archive footage) |