Kristen Wiig

Suzie

Jason Bateman

Joel

J.K. Simmons

Brian

T.J. Miller

Rory

Mila Kunis

Cindy

David Koechner

Nathan

Gene Simmons

Joe Adler

Gary Cole

Bar Patron (uncredited)

Mike Judge

Jim (uncredited)

Beth Grant

Mary

Ben Affleck

Dean

Dustin Milligan

Brad

Lidia Porto

Gabriella

Tom Virtue

Guitar Customer

Clifton Collins Jr.

Step

Brent Briscoe

Phil

Matt Schulze

Willie

Jenny O'Hara

Joel's Secretary

Hal Sparks

Guitar Salesman #1

Nick Thune

Guitar Salesman #2

Javier Gutiérrez

Hector

Lamberto Gutierrez

Victor

Christopher Rocha

Pawn Shop Guy

Marilyn Monrovia

Lawyer (uncredited)

Dave Krinsky

Executive Producer

Tom Lassally

Executive Producer

Glenn Lucas

Executive Producer