Zac Efron

Character: Troy Bolton

Vanessa Hudgens

Character: Gabriella Montez

Ashley French

Character: Sharpay Evans

Lucas Grabeel

Character: Ryan Evans

Corbin Bleu

Character: Chad Danforth

Olesya Rulin

Character: Kelsi Nielsen

Chris Warren

Character: Zeke Baylor

Monique Coleman

Character: Taylor McKessie

Ryne Sanborn

Character: Jason Cross

Kaycee Stroh

Character: Martha Cox

Mark L. Taylor

Character: Thomas Fulton

Robert Curtis Brown

Character: Vance Evans

Jessica Tuck

Character: Darby Evans

Bart Johnson

Character: Coach Jack Bolton

Alyson Reed

Character: Ms. Darbus

Tanya Chisholm

Character: Jackie

Miley Cyrus

Character: Girl at Pool

Kelli Baker

Character: Lea

McCall Clark

Character: Emma

Manly "Little Pickles" Ortega

Character: Boi Evans

Leslie Wing

Character: Lucille Bolton

Jaymz Tuaileva

Character: Javier / Principal Dancer

Annette Wright

Character: Mrs. Hoffenfeffer

K. Danor Gerald

Character: Player

Charan Prabhakar

Character: Assistant Pro

David Nibley

Character: Man #2

Dave Fox

Character: Coach Reynolds

Charles Hajek

Character: Valet

Charles Klapow

Character: Principal Dancer

Shawn Carter

Character: Principal Dancer

Mollee Gray

Character: Principal Dancer

Shane Harper

Character: Principal Dancer

Bayli Baker

Character: Principal Dancer

David Huff

Character: Principal Dancer

Kimberly Klapow

Character: Principal Dancer

Roger Malaga

Character: Principal Dancer

Jared Murillo

Character: Principal Dancer

Doug Penikas

Character: Principal Dancer

Tyne Stecklein

Character: Principal Dancer

Britt Stewart

Character: Principal Dancer

Andrew Winston

Character: Principal Dancer

Sarah K. Aezer

Character: East High Dancer

Christian Denice

Character: East High Dancer

Craig De Rosa

Character: East High Dancer

Raquel Goodsell

Character: East High Dancer

Allison Holker

Character: East High Dancer

Thayne Jasperson

Character: East High Dancer

Michelle Parker

Character: East High Dancer

Safari Natalia Sorenson

Character: East High Dancer

Hefa Leone Tuita

Character: East High Dancer

Lisa Whittaker

Character: East High Dancer

Danny Axley

Character: Baseball Dancer

Abe Leon Fullmer

Character: East High Dancer

Italo Elgueta

Character: Baseball Dancer

Nick Lanzisera

Character: Baseball Dancer

Gevorg Manoukian

Character: Baseball Dancer

Ryan Novak

Character: Baseball Dancer

Alan Salazar

Character: Baseball Dancer

Brittany Hipp

Character: Synchronized Swimmer

Amanda Godinez

Character: Synchronized Swimmer

Catherine Smith

Character: Synchronized Swimmer

Quinn Linde

Character: Baseball Player

Adam Gunn

Character: Baseball Player

Derek Bundy

Character: Baseball Player

Scott Hoopes

Character: Baseball Player

Berkeley Ward

Character: Baseball Player

Dakota Larsen

Character: Baseball Player

Johnny Ahn

Character: Dancer (uncredited)

Joseph Paul Branca

Character: Dancer (uncredited)

Chevy Lamont Cofield

Character: Party Dancer (uncredited)

Amanda Garrett

Character: Dancer (uncredited)

Mike Handy

Character: Basketball Booster (uncredited)

Michael McQuain

Character: Wealthy College Booster (uncredited)

Brandon O'Neal

Character: Dancer (uncredited)

Joseph Winter

Character: Bass Guitar Player (uncredited)