Alex Brightman (Dewey Finn), Sierra Boggess (Rosalie Mullins), Spencer Moses (Ned Schneebly), Mamie Parris (Patty Di Marco), Isabella Russo (Summer), Raghav Mehrotra (Freddie), Evie Dolan (Katie), Diego Lucano (Lawrence), Brandon Niederauer (Zack), Bobbi MacKenzie (Tomika), Luca Padovan (Billy), Gianna Harris (Shonelle), Carly Gendell (Marcy), Gabby Gutierrez (Sophie), Ethan Khusidman (Mason), Shahadi Wright Joseph (Madison), John Arthur Greene (Theo/Ensemble), Josh Tower (Snake/Mr. Mooneyham), Cassie Okenka, Emily Cramer, Jaygee Macapugay, Jersey Sullivan, Jesse Swimm, John Hemphill, Merritt David James, Michael Hartney, Natalie Charle Ellis, Steven Booth, Will Blum