Zac Efron: Troy Bolton

Vanessa Anne Hudgens: Gabriella Montez

Ashley Tisdale: Sharpay Evans

Lucas Grabeel: Ryan Evans

Corbin Bleu: Chad Danforth

Monique Coleman: Taylor McKessie

Kaycee Stroh: Martha Cox

Olesya Rulin: Kelsi Nielson

Alyson Reed: Ms. Darbus

Matt Prokop: Jimmy „The Rocket“ Zara

Jemma McKenzie-Brown: Tiara Gold

Justin Martin: Donny Dion