Elenco - American Idol: The Best of Seasons 1-4
Simon Cowell
Self - Judge (archive footage)
Paula Abdul
Self - Judge (archive footage)
Randy Jackson
Self - Judge (archive footage)
Ryan Seacrest
Self - Host (archive footage)
Kelly Clarkson
Self - Contestant, Winner (archive footage)
Justin Guarini
Self - Contestant (archive footage)
Ruben Studdard
Self - Contestant, Winner (archive footage)
Clay Aiken
Self - Contestant (archive footage)
Fantasia Barrino
Self - Contestant, Winner (archive footage)
LaToya London
Self - Contestant (archive footage)
Diana DeGarmo
Self - Contestant (archive footage)
Carrie Underwood
Self - Contestant, Winner (archive footage)
Bo Bice
Self - Contestant (archive footage)
Constantine Maroulis
Self - Contestant (archive footage)
Vonzell Solomon
Self - Contestant (archive footage)