Colin Hanks

Shaun Brumder

Jack Black

Lance Brumder

Schuyler Fisk

Ashley

Catherine O'Hara

Cindy Beugler

John Lithgow

Bud Brumder

Mike White

Mr. Burke

Lily Tomlin

Charlotte Cobb

Chevy Chase

Principal Harbert

George Murdock

Bob Beugler

Carly Pope

Tanya

Natasha Melnick

Katie

Kyle Howard

Arlo

Bret Harrison

Lonny

R.J. Knoll

Chad

Lillian Hurst

Lupe

Leslie Mann

Krista

Garry Marshall

Arthur Gantner

Dana Ivey

Vera Gantner

Harold Ramis

Don Durkett

David Doty

Public Safety

Monica Keena

Gretchen

Jane Adams

Mona

Nat Faxon

Kip

Olivia Rosewood

Dana

Lizzy Caplan

Party Girl

Kevin Kline

Marcus Skinner (uncredited)

Ben Stiller

Firefighter (uncredited)

Alexandra Breckenridge

Anna

Tom Kenny

SpongeBob SquarePants / Gary (voice) (archive footage)

Fran Kranz

Shane Brainard

Manu Intiraymi

Male Student

Grace Bustos

Cheerleader

Sarah Hagan

Sarah

Michael Aquino

Jake

Elsie Escobar

Rosa

Orlando García

Jorge

Daniel Farber

Lucas

Carolyn Wilson

Butch Female Janitor

Brianna Shebby

Stephanie Durkett

Leslie Appleyard

Gina Durkett

Beth Gains

Mrs. Durkett

Sarah Loew

Party Girl

Sybil Azur

Dancer

Kimi Bateman

Dancer

Jennifer Chavarria

Dancer

Marisa Gilliam

Dancer

Micki Duran

Dancer

Bonnie-Jill Laflin

Dancer

Dani Lee

Dancer

Carolina Lancaster

Dancer

Melanie Lewis

Dancer

Brooke Long

Dancer

Blythe Matsui

Dancer

Sandra McCoy

Dancer

Jenny Seeger

Dancer

Joie Shettler

Dancer

Sarah Christine Smith

Dancer