Sam Weir

John Francis Daley

Lindsay Weir

Linda Cardellini

Sam Weir

John Daley

Neal Schweiber

Samm Levine

Bill Haverchuck

Martin Starr

Daniel Desario

James Franco

Nick Andopolis

Jason Segel

Kim Kelly

Busy Philipps

Ken Miller

Seth Rogen

Harold Weir

Joe Flaherty

Jean Weir

Becky Ann Baker

Jeff Rosso

Dave "Gruber" Allen

Cindy Sanders

Natasha Melnick

Coach Ben Fredricks

Tom Wilson

Miss Foote

Leslie Mann

Mrs. Schweiber

Amy Aquino

Kim Kelly's Stepfather

Jack Conley

Amy Andrews

Jessica Campbell

Frank Kowchevski

Steve Bannos

Mr. Andopolis

Kevin Tighe

Mr. Fleck

Steve Higgins

Cookie Kelly

Ann Dowd

Toby

Kevin Corrigan

Gloria Haverchuck

Claudia Christian

Dr. Vic Schweiber

Sam McMurray

Eli

Ben Foster

Discotheque DJ

Joel Hodgson

Colin

Jarrett Lennon

Millie Kentner

Sarah Hagan

Sean

Shaun Weiss

Barry Schweiber

David Krumholtz

Howie Gelfand

Jason Schwartzman

Todd Schellinger

Riley Smith

Karen Scarfolli

Rashida Jones

Vicki Appleby

JoAnna Garcia

Salesman

David Bowe

Sara

Lizzy Caplan

Alan White

Chauncey Leopardi

Gordon Crisp

Jerry Messing

The Cheerleader

Brianna Brown

Jenna Zank

Shawnee Free Jones

Housewife

Susan Krebs

Harris Trinsky

Stephen Lea Sheppard

Frank

Doug Spinuzza

Maureen Sampson

Kayla Ewell

Mrs. Whitman

Hariet S. Miller

Carol Dr. Schweiber's Mistress

Tava Smiley

Agent Meara

Ben Stiller

Audio Visual Teacher

Cynthia Windham

Hector Lacovara

Trace Beaulieu

Mike Stevens

Matthew McKane

Seidleman

Ron Lester