R
Robert Moog
Self
Keith Emerson
Self
Rick Wakeman
Self
Bernie Worrell
Self
H
Herbert Deutsch
Self
W
Walter E. Sear
Self
G
Gershon Kingsley
Self
J
Jean-Jacques Perrey
Self
L
Luke Vibert
Self
M
Money Mark
Self
M
Mix Master Mike
Self
D
DJ Spooky
Self
D
DJ Logic
Self
P
Pamelia Kurstin
Self
Charlie Clouser
Self
Woody Jackson
Self
E
Edd Kalehoff
Self (archive footage)