Frankie Muniz

Character: Jason Shepherd

Paul Giamatti

Character: Marty Wolf

Amanda Bynes

Character: Kaylee

Amanda Detmer

Character: Monty Kirkham

Sandra Oh

Character: Mrs. Caldwell

Russell Hornsby

Character: Marcus Duncan

Michael Bryan French

Character: Harry Shepherd

Christine Tucci

Character: Carol Shepherd

Lee Majors

Character: Vince

Donald Faison

Character: Frank Jackson

Sean O'Bryan

Character: Leo

Amy Hill

Character: Joscelyn Davis

John Cho

Character: Dustin Wong

Matthew Frauman

Character: Lester Golub

Don Yesso

Character: Rocco Malone

Rebecca Corry

Character: Astrid Barker

Sparkle

Character: Grandma Pearl

Taran Killam

Character: Bret Callaway

Alexandra Breckenridge

Character: Janie Shepherd

Ned Brower

Character: Rudy

John Gatins

Character: Tow Truck Driver

Andre Rosey Brown

Character: Security Guard

Steven Shenbaum

Character: Tram Guide

Jake Miner

Character: Aaron

Ted Rooney

Character: Boring Teacher

Marisa Petroro

Character: Reporter

Randall Newsome

Character: Photographer

Michelle Griffin

Character: Shandra Duncan

Mike Smith

Character: Limo Driver

Andrea Sevilla

Character: Housekeeper

Pamela Paulshock

Character: Female Extra

Erik Stabenau

Character: Stunt Man

Tracey Cherelle Jones

Character: Penny

Pat O'Brien

Character: Pat O'Brien

Brian Turk

Character: The Masher

Sandra Lee Gimpel

Character: Old Lady

Tim Haldeman

Character: Suburban Dad

Patrick Falls

Character: Chopper Stunt Man

Timmy Fitzpatrick

Character: Darren

Corinne Reilly

Character: Wolf Party Guest

Shawn Levy

Character: Wolf Party Guest

Dustin Diamond

Character: Wolf Party Guest

Bart Myer

Character: Wolf Party Guest

Kenan Thompson

Character: Party Goer

Kanan Hooker

Character: Ninja Kid

Houston Hooker

Character: Ninja Kid

C.J. Picerni

Character: Party Kid

Jaleel White

Character: Jaleel White (uncredited)