Michael J. Nelson
Self (voice)
Kevin Murphy
Self (voice)
Bill Corbett
Self (voice)
Art Carney
Saun Dann (archive footage)
Harvey Korman
Gormaanda / Amorphian Instructor / Krelman (archive footage)
Diahann Carroll
Mermeia (archive footage)
Marty Balin
Holographic Band (archive footage, as Jefferson Starship)
Craig Chaquico
Holographic Band (archive footage, as Jefferson Starship)
Paul Kantner
Holographic Band (archive footage, as Jefferson Starship)
David Freiberg
Holographic Band (archive footage, as Jefferson Starship)
Peter Sears
Holographic Band (archive footage, as Jefferson Starship)
John Barbata
Holographic Band (archive footage, as Jefferson Starship)
Bea Arthur
Ackmena (archive footage)