Reparto
Jack Black
Dewey Finn
Joan Cusack
Rosalie Mullins
Mike White
Ned Schneebly
Sarah Silverman
Patty Di Marco
Miranda Cosgrove
Summer Hathaway
Joey Gaydos Jr.
Zack
Kevin Alexander Clark
Freddy Jones
Rivkah Reyes
Katie
Robert Tsai
Lawrence
Maryam Hassan
Tomika
Aleisha Allen
Alicia
Caitlin Hale
Marta
Brian Falduto
Billy
Z Infante
Gordon
James Hosey
Marco
Angelo Massagli
Frankie
Cole Hawkins
Leonard
Lee Wilkof
Mr. Green
Kate McGregor-Stewart
Mrs. Lemmons
Adam Pascal
Theo
Lucas Babin
Spider
Lucas Papaelias
Neil
Chris Stack
Doug
Suzzanne Douglas
Tomika's Mother
Jordan-Claire Green
Michelle
Eron Otcasek
Musician
Carlos Velazquez
Musician
Wally Dunn
Gym Teacher
Tim Hopper
Zack's Father
Nicky Katt
Razor
Heather Goldenhersh
Sheila
Timothy "Speed" Levitch
Waiter
Sharon Washington
Alicia's Mother
Kim Brockington
Leonard's Mother
Kathleen McNenny
Freddy's Mother
Joanna Adler
Summer's Mother
Robert Lin
Lawrence's Father
Barry Shurchin
Cop
MacIntyre Dixon
Bus Driver
Amy Sedaris
Mrs. Haynish
Mandy Siegfried
Female Employee
Elle Key
Concert Goer
Frank Whaley
Battle of the Bands Director (uncredited)
Lauren Adler
Concert Goer (uncredited)
Kelly Anne Burns
Groupie (uncredited)
Leanne Cabrera
Concert Goer (uncredited)
Catherine A. Callahan
Concert Goer (uncredited)
Cedric Cannon
Leonard's Dad (uncredited)
Jane DeNoble
Billy's Mom (uncredited)
Caileigh Scott
Concert Goer (uncredited)
Riley G. Matthews, Jr.
Blood Brothers MC Biker (uncredited)
Ryan O'Connor
No Vaccancy's Biggest Fan (uncredited)
Jamie Vergan
Concert Goer (uncredited)
