All My Friends: Celebrating the Songs & Voice of Gregg Allman captures a once-in-a-lifetime performance, honoring one of the most acclaimed and beloved icons in rock and roll history. A founding member of the Allman Brothers Band and successful solo artist in his own right, Allman possesses a voice that has resonated through four decades.
| Actor | Role |
|---|---|
 Gregg AllmanHimself | Himself |
 Warren HaynesHimself | Himself |
 Derek TrucksHimself | Himself |
 Susan TedeschiHerself | Herself |
| RRobert RandolphHimself | Himself |
 Sam MooreHimself | Himself |
 Keb' Mo'Himself | Himself |
 Dr. JohnHimself | Himself |
 Pat MonahanHimself | Himself |
 John HiattHimself | Himself |
 Taj MahalHimself | Himself |
| WWidespread PanicThemselves | Themselves |
 Trace AdkinsHimself | Himself |
 Vince GillHimself | Himself |
 Martina McBrideHerself | Herself |
 Eric ChurchHimself | Himself |
 Jackson BrowneHimself | Himself |
 Butch TrucksHimself | Himself |
| JJaimoeHimself | Himself |
| MMarc QuinonesHimself | Himself |
 Oteil BurbridgeHimself | Himself |