| cast |
 |
|
|
|
| Ashley Tisdale | Ashley Tisdale as Sharpay Evans | Corbin Bleu | Corbin Bleu as Chad Danforth |
| Lucas Grabeel | Lucas Grabeel as Ryan Evans | Monique Coleman | Monique Coleman as Taylor McKessie[ |
| Zac Efron | Zac Efron as Troy Bolton | Alyson Reed | Alyson Reed as Ms. Darbus |
| Jessica Tuck | Jessica Tuck as Mrs. Evans | Matt Prokop | Matt Prokop as Jimmie Zara |
| Olesya Rulin | Olesya Rulin as Kelsi Nielsen | Vanessa Hudgens | Vanessa Hudgens as Gabriella Montez |