Shaun Brumder

Colin Hanks

Lance

Jack Black

Cindy Beugler

Catherine O'Hara

Ashley

Schuyler Fisk

Bud Brumder

John Lithgow

Mr. Burke

Mike White

Don Durkett

Harold Ramis

Charlotte Cobb

Lily Tomlin

Mona

Jane Adams

Chad

R.J. Knoll

Arthur Gantner

Garry Marshall

Principal Harbert

Chevy Chase

Vera Gantner

Dana Ivey

Bob Beugler

George Murdock

Tanya

Carly Pope

Lupe

Lillian Hurst

Katie

Natasha Melnick

Arlo

Kyle Howard

Lonny

Bret Harrison

Krista

Leslie Mann

Dana

Olivia Rosewood

Male Student

Manu Intiraymi

Public Safety

David Doty

Shane Brainard

Fran Kranz

Stoner

Shawn Soong

Gretchen

Monica Keena

Cheerleader

Grace Bustos

Sarah

Sarah Hagan

Kip

Nat Faxon

Jake

Michael Aquino

Party Girl

Lizzy Caplan

Rosa

Elsie Escobar

Marcus Skinner (uncredited)

Kevin Kline

Jorge

Orlando Garcia

Anna

Alexandra Breckenridge

Firefighter (uncredited)

Ben Stiller

Lucas

Daniel Farber

SpongeBob SquarePants / Gary (voice) (archive footage)

Tom Kenny

Butch Female Janitor

Carolyn Wilson

Stephanie Durkett

Brianna Shebby

Dancer

Carolina Lancaster

Gina Durkett

Leslie Appleyard

Mrs. Durkett

Beth Gains

Party Girl

Sarah Loew

Dancer

Sybil Azur