Vanessa Hudgens as Stacy De Novo/Lady Margaret

Sam Palladio as Edward

Nick Sagar as Kevin

Alexa Adeosun as Olivia

Suanne Braun as Mrs. Donatelli

Mark Fleischmann as Frank

Sara Stewart as Queen Caroline

Pavel Douglas as King George

Amy Griffiths as Brianna

Robin Soans as Kindly Man

Ashley Emerson as Paul

Calli Taylor as Taylor

Jo Cameron Brown as Mrs. McBride

Clara Ciobanu as Giselle

Oliver Lepadatu as Boy

Chris Jarvis as Show Host

Natali Yura as Judge 1

Adi Gheo as Brianna's Sous Chef

Rick Steele as Santa

Frances Campbell as Lady Customer

Andreea Moldovianu as Lady Guest

Emmett Friel as Reporter Adam

Linda L. Miller as Judge 2

Matei Burgui as Choir Member

Nikolas Jaworski as Choir Member

Ana Maria Radu as Choir Member

Teodora Rotaru as Choir Member

Ana Maria Stoica as Choir Member

Dan Bultoc as Choir Member

Banica Gheorghe as Choir Member

Tudor Sabau as Choir Member