All Cast
Ryan Seacrest
Self - Host
Auliʻi Cravalho
Self
James Monroe Iglehart
Self
Donny Osmond
Self
Demi Lovato
Self
Ariana Grande
Self
Amber Riley
Self
Kristin Chenoweth
Self
Christina Aguilera
Self
Jordan Fisher
Self
Kenny Ortega
Self
Josh Groban
Self
Michael Bublé
Self
Beyoncé
Self
Derek Hough
Self
Hayley Erbert
Self
Julianne Hough
Self
Darren Criss
Self
John Stamos
Self
Josh Gad
Self
Luke Evans
Self
Alan Menken
Self
Erin Andrews
Self
Bobby Bones
Self
Carrie Ann Inaba
Self
Marcus Scribner
Self
Tori Kelly
Self
Thomas Rhett
Self
Olivia Rodrigo
Self
Joshua Bassett
Self
Ashley Tisdale
Self
Sofia Wylie
Self
Corbin Bleu
Self
Monique Coleman
Self
Lucas Grabeel
Self
Matt Cornett
Self
Frankie A. Rodriguez
Self
Zac Efron
Self
Julia Lester
Self
Dara Reneé
Self
Larry Saperstein
Self
Joe Serafini
Self
Kaycee Stroh
Self
Dove Cameron
Self
Booboo Stewart
Self
Heidi D'Amelio
Self
Marc D'Amelio
Self
