Craig Gallivan (Dewey Finn), Laura Tebbutt (Rosalie Mullins), Alan Pearson (Ned Schneebly), Michelle Francis (Patty Di Marco), Anya Hewitt (Summer), Jasper Bew (Freddie), Ellie Wilcox (Katie), Tom Kochalski (Lawrence), Albert Atack (Zack), Sara Sheen (Tomika), Jack Gale (Billy), Shaye Temple (Shonelle), Ellie Kit Jones (Marcy), Aoife Connelly (Sophie), Harry Linacre Brown (Mason), John Addison (Theo/Ensemble), Andy Rees (Snake/Mr. Mooneyham)