Mason Thames

Tommy

Kylr Coffman

Fred

Ryan Foust

Chad

Jenna Fischer

Jodi

Mckenna Grace

Olivia

Angela Kinsey

Wilma

Keen Ruffalo

Wayne

Ignacio Diaz-Silverio

Keith

Billie Joe Armstrong

Self

Mike Dirnt

Self

Tré Cool

Self

Harper Marie Kirk

Cassidy

Fred Armisen

Jim

Bobby Lee

Otis

Jolene Blalock

Deb

Barbara Sandlin

Teacher

Sam Huntington

Record Store Manager

Chris Oz McIntosh

Truancy Officer

Josh Fadem

Stuart

P.J. Sosko

Crazy Hank

Sean Gunn

Colby

Jeffrey Nicholas Brown

Roadie

Lee Kirk

Randy

Kevin Preston

Jason Freese

Jason White

Jennifer Leigh

Cameo

Ryder Rapino

Sam

Sasha Brooklyn

Rachel

Buffy Milner

Ivy

Melissa Kurland

Claire

Holli Taylor

punk

Miles Kampf

Student (uncredited)