| Jack Black | Dewey Finn |
| Adam Pascal | Theo |
| Lucas Papaelias | Neil |
| Chris Stack | Doug |
| Sarah Silverman | Patty Di Marco |
| Mike White | Ned Schneebly |
| Lucas Babin | Spider |
| Joan Cusack | Rosalie Mullins |
| Jordan-Claire Green | Michelle |
| Veronica Afflerbach | Eleni |
| Director | Richard Linklater |
| Producer | Scott Aversano; Steve Nicolaides |
| Writer | Mike White |
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