- Julianne Hough
- Sandy Young
- Aaron Tveit
- Danny Zuko
- Vanessa Hudgens
- Betty Rizzo
- Keke Palmer
- Marty Maraschino
- Carly Rae Jepsen
- Frenchie
- Mario Lopez
- Vince Fontaine
- Carlos PenaVega
- Kenickie
- Kether Donohue
- Jan
- Jordan Fisher
- Doody
- David Del Rio
- Putzie
- Andrew Call
- Sonny
- Wendell Pierce
- Coach Calhoun
- Boyz II Men
- Teen Angel
- Jessie J
- Jessie J
- Ana Gasteyer
- Principal McGee
- Didi Conn
- Vi
- Barry Pearl
- Stan Weaver
- Elle McLemore
- Patty Simcox
- Noah Robbins
- Eugene Felsnick
- Eve Plumb
- Mrs. Murdock
- Haneefah Wood
- Blanche
- Yvette Gonzalez-Nacer
- Cha Cha
- Jon Robert Hall
- Tom Chisum
- Sam Clark
- Leo
- Nick Baga
- Dancer
- Karen Chuang
- Dancer
- Janaya French
- Dancer
- Courtney Platt
- Dancer
- Marko Germar
- Dancer
- Kc Monnie
- Dancer
- Haylee Roderick
- Dancer
- Brooke Shepherd
- Dancer
- Ade Chike Torbert
- Dancer
- Jeremy Hudson
- Ernie
- Carly Bracco
- Ensemble
- Gregory Haney
- Ensemble
- Harley Jay
- Ensemble
- Chris Meissner
- Ensemble
- Tiana Okoye
- Ensemble
- Kayla Parker
- Ensemble
- Dominic Pierson
- Ensemble
- Cailan Rose
- Cindy / Pretty Girl
- Jeannie Klisiewicz
- Make-up Artist
- Harrison Barnes
- Student, Busy Boy
- Danny Belford
- Scorpion
- Michelle Bernard
- Hazel the Waitress
- Tony Brown
- Teacher / Soda Jerk (uncredited)
- Howard Cai
- Athletic Try Out Boy
- Colton Castaneda
- Student
- Hal Dion
- Teacher
- DNCE
- Johnny Casino and The Gamblers
- Noelle Fabian
- Marching Band Piccolo Player
- Marley Ficalora
- Student
- Réchard François
- Student
- Julian Garcia
- Student
- Kalen Marie George
- Student
- Frank Gerrish
- Teacher
- Emily Goglia
- Principle Swing / Student (uncredited)
- Heather Ann Gottlieb
- Female Student / Scorpion Girl (uncredited)
- Evan Bryn Graves
- Female Student
- Chelsea Gray
- Student
- Andrew J. Hampton
- Student
- Marc Hawes
- Student
- Paige Herschell
- Student
- Dylan Hobbs
- Student
- Joe Jonas
- Johnny Casino
- Nicole Knudsen
- Female Student
- Christina Linehan
- Student
- Samuel Marcus
- Student
- George Todd McLachlan
- Student
- Robert Michael
- Scorpion
- Paul Nygro
- Teacher / Concession Worker (uncredited)
- Josh Opper
- Student
- Jenna Osterlund
- Student
- Ryan Powers
- Scorpion
- Lauren Quirk
- Teacher
- Chloe Ray
- Student
- Noelle Rickel
- Student
- Anthony Rogers
- Student
- Chad Sano
- Student
- Bellamy Saville
- Ensemble
- Scarlet Sheppard
- Student
- Elli Sherrer
- Female Student
- Justin Sorvillo
- Scorpion
- Matt Stoner
- Student
- Melissa Strauss
- Teacher
- Stephanie Strehlow
- Student
- Knox Summerour
- Conductor, Rydell High School Band
- Stephanie Walters
- Student
- Skyler Wright
- Student
