Special Guest Stars Olivia Rodrigo as Nini Salazar-Roberts Corbin Bleu as Himself Guest Stars Kate Reinders as Miss Jenn Olivia Rose Keegan as Lily Jason Earles as Dewey Wood Ben Stillwell as Channing Co Starring Jarred Manista as Jarred Jason Hancock as Dancer / Chorus Performer Mackenzie Jarrett as Dancer / Chorus Performer Alyssa Massimiani as Dancer / Chorus Performer Bailey Munoz as Dancer / Chorus Performer Lauren Wallingford as Dancer / Chorus Performer Arielle Wilson as Dancer / Chorus Performer Will Simmons as Dancer / Chorus Performer