Frank Zappa
(Self)
Dweezil Zappa
(Self)
Ahmet Zappa
(Self)
Keith Moon
(Self (archive footage))
Brian May
(Self)
Ringo Starr
(Self (archive footage))
Keith Richards
(Self)
Nicolas Slonimsky
(Self)
Neil Jordan
(Self (archive footage))
Andy Summers
(Self)
Jean-Luc Ponty
(Self)
George Duke
(Self)
Mark Volman
(Self (archive footage))
Howard Kaylan
(Self)
Warren Cuccurullo
(Self)
Peter Wolf
(Self (archive footage))
Steve Vai
(Self)
Jimmy Carl Black
(Self)
Don Preston
(Self)
Chad Wackerman
(Self)
John Smothers
(Self (archive footage))
Thomas Nordegg
(Self (archive footage))
Ensemble Modern
(Self (archive footage))
Rudi Dolezal
(Self (archive footage))
Gail Zappa
(Self (archive footage) (uncredited))