Alex Brightman (Dewey Finn), Sierra Boggess (Rosalie Mullins), Spencer Moses (Ned Schneebly), Mamie Parris (Patty Di Marco), Isabella Russo (Summer), Dante Melucci (Freddie), Evie Dolan (Katie), Jared Parker (Lawrence), Brandon Niederauer (Zack), Bobbi MacKenzie (Tomika), Luca Padovan (Billy), Taylor Caldwell (Shonelle), Carley Gendell (Marcy), Corinne Wilson (Sophie), Ethan Khusidman (Mason), Shahadi Wright Joseph (Madison)