Obsada:

• 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
• Miranda Cosgrove Summer Hathaway
• Joey Gaydos Jr. Zack Mooneyham
• Robert Tsai Lawrence
• Angelo Massagli Frankie
• Kevin Alexander Clark Freddy Jones
• Maryam Hassan Tomika
• Caitlin Hale Marta
• Cole Hawkins Leonard
• Brian Falduto Billy
• James Hosey Marco
• Aleisha Allen Alicia
• Zachary Infante Gordon
• Rebecca Brown Katie
• Jaclyn Neidenthal Emily
• Suzzanne Douglas Tomika's Mother
• Eron Otcasek Muzyk
• Carlos Velazquez Muzyk
• Kimberly Grigsby Mrs. Sheinkopf
• Lee Wilkof Mr. Green
• Kate McGregor-Stewart Mrs. Lemmons
• Wally Dunn Gym Teacher
• Tim Hopper Zack's Father
• Michael Dominguez-Rudolph Art Student
• Crash Cortez Max
• Nicky Katt Razor
• John Highsmith Tony
• Heather Goldenhersh Sheila
• Timothy 'Speed' Levitch Kelner
• Scott Graham Punk Rock Guy
• Sharon Washington Alicia's Mother
• Kim Brockington Leonard's Mother
• Marty Murphy Concerned Father
• Kathleen McNenny Freddy's Mother
• Joanna Adler Summer's Mother
• Robert Lin Lawrence's Father
• Barry Shurchin Policjant
• MacIntyre Dixon Bus Driver
• Amy Sedaris Mrs. Haynish
• Mary Fortune Teacher's Assistant
• Mandy Siegfried Female Employee
• Elisa Pugliese Concert Goer
• Carlos J. Da Silva Ochroniarz
• Ian O'Malley Radio Exec
• Chris Line Radio DJ
• Kyle Meaney Toby
• Lauren Adler Concert Goer
• Kelly Anne Burns Groupie
• Leanne Cabrera Concert Goer
• Catherine A. Callahan Concert Attendee
• Cary Clark Concert Goer
• Nicole Ilise Clark Student in Cafeteria
• Mike Clemente Crazed Fan
• Ambi Daniel Concert Goer
• Jane DeNoble Billy's Mom
• Abraham Esparza Concert Goer
• Janet Huege Concert Goer
• Riley G. Matthews Jr. Blood Brothers MC Biker
• Ryan O'Connor No Vaccancy's Biggest Fan
• Scott Skversky Concert Goer
• Joe Wachowski Concert Goer
• Frank Whaley Battle of the bands director
• Angus Young On sam