A documentary celebrating the men whose vocal stylings have carried the torch for soul across six decades.. Featuring footage of Brenton Wood performing Gimme Little Sign and Curtis Mayfield singing Keep On Keeping On, as well as appearances by Billy Preston, Bill Withers, Billy Ocean, Alexander O'Neal, Barry White, Bobby Womack and many more.
| Actor | Role |
|---|---|
 Curtis MayfieldSelf (archive footage) | Self (archive footage) |
 Barry WhiteSelf (archive footage) | Self (archive footage) |
 Alexander O'NealSelf | Self |
 Bill WithersSelf | Self |
 Bobby WomackSelf (archive footage) | Self (archive footage) |
 Billy OceanSelf | Self |
 Billy PrestonSelf (archive footage) | Self (archive footage) |