Ross Lynch

Kyle Moore

Olivia Holt

Dani McKenzie

Harvey Guillén

Lonnie Gregory

Courtney Eaton

Charlotte Alden

Gregg Sulkin

Derek Lowe

Brec Bassinger

Maxi Moore

Markian Tarasiuk

Brian Massey

Andrew Herr

Oliver

Austin Anozie

Cooper

Vivian Full

Beth

Tyronne L'Hirondelle

Mr. Gregory

Alexandra Siegel

Nicholas Lea

Coach Milligan

Max Chadburn

Female Student

Diana Bang

Principal Kim

Gillian Barber

Mrs. Gregory

Glenn Beck

Ferris Wheel Man

April Cameron

Liza

Osric Chau

Donald Fu

Martin Donovan

Dutch Alden

John Michael Higgins

Mr. Moody

Rhianna Jagpal

Chorus Member

Famke Janssen

Katherine Alden

Tyler Layton-Olson

Dancer

Wendi McLendon-Covey

Ann Moore

Kane Nelson

Dancer

Rob Riggle

Darryl Moore

Tessa Tamura

Dancer

Megan Serena Trainer

Dancer

Joe Tuliao

Dancer

Liam Raymond Dib

Spectator (uncredited)

Derek Schnobb

Halloween Party Guest (uncredited)