Peter Simonischek
Narrator
Kelly Clarkson
Self
Joss Stone
Self
Anggun
Self
Josh Groban
Self
L
Lina Makhoul
Self
Gavin Rossdale
Self
C
Clifton Murray
Self
F
Fraser Walters
Self
V
Victor Micallef
Self
David Foster
Self
Anna Netrebko
Self
Rolando Villazón
Self
DJ Ötzi
Self
A
Alfred Jaklitsch
Self
Paul Falk
Self
M
Max Falk
Self
D
Dieter Falk
Self
John Debney
Self
Siedah Garrett
Self
W
Wiener Sängerknaben
Self
John Rhys-Davies
Douglas Haig
S
Sassy Holzinger
Self