Het is hun laatste jaar op de middelbare school en Troy en Gabriella kunnen maar niet wennen aan de gedachte dat ze van elkaar zullen worden gescheiden. Samen met de andere Wildcats besluiten ze een musical op te zetten waarin ze hun gevoelens kunnen uiten met betrekking tot de onzekere toekomst.
Nee, helaas is High School Musical 3: Senior Year nog niet beschikbaar op Netflix in Nederland.
| Production | Barry Rosenbush | Producer |
| Writing | Peter Barsocchini | Writer |
| Directing | Kenny Ortega | Director |
| Production | Bill Borden | Producer |
| Editing | Seth Flaum | Editor |
| Camera | Daniel Aranyó | Director of Photography |
| Production | Jason La Padura | Casting |
| Crew | Kenny Ortega | Choreographer |
| Crew | Bonnie Story | Choreographer |
| Crew | Charles Klapow | Choreographer |
| Writing | Matthew Gerrard | Lyricist |
| Sound | David Lawrence | Original Music Composer |
| Directing | Mark Hansson | First Assistant Director |
| Costume & Make-Up | Robin Michelle Patrick | Key Makeup Artist |
| Costume & Make-Up | Jamie Taylor Smith | Assistant Makeup Artist |
| Costume & Make-Up | Jeanette Steadman | Makeup Artist |
| Production | Jeff Johnson | Casting |
| Costume & Make-Up | Caroline B. Marx | Costume Design |
| Production | Don Schain | Co-Producer |
| Art | Mark Hofeling | Production Design |
| Production | Natalie Hart | Casting |
| Costume & Make-Up | Katherine Ward | Hairstylist |
| Crew | Jayne Armstrong | Post Production Supervisor |
| Editing | Don Brochu | Editor |
| Costume & Make-Up | Lora Laing | Key Hair Stylist |
| Production | Kenny Ortega | Executive Producer |
| Costume & Make-Up | Christel Edwards | Makeup Artist |
| Directing | Christopher Barnes | Second Assistant Director |
| Production | Todd Y. Murata | Production Executive |
| Art | Wing Lee | Art Direction |
| Costume & Make-Up | Jodi Gleave | Assistant Makeup Artist |
| Production | Shauna Miller Schain | Production Supervisor |
| Directing | Craig L. Steiner | First Assistant Director |
| Costume & Make-Up | Charlene Johnson | Hairstylist |
| Production | Don Schain | Unit Production Manager |
| Costume & Make-Up | Ryan McCormick | Hairstylist |
| Costume & Make-Up | Christianna Mower | First Assistant Hairstylist |
| Directing | Brent Geisler | Second Second Assistant Director |
| Art | Ken Kirchner | Set Decoration |
| Costume & Make-Up | Troy Lunt | Assistant Makeup Artist |
| Costume & Make-Up | Tara Starling | Key Makeup Artist |
| Directing | Heather Toone | Second Assistant Director |
| Writing | Robbie Nevil | Lyricist |
