Will Stronghold
Michael Angarano
Gwen Grayson / Royal Pain
Mary Elizabeth Winstead
Little Larry
Loren Berman
Zachary "Zach" Braun / Zack Attack
Nicholas Braun
Warren Peace
Steven Strait
Penny
Malika
Khadijah Haqq McCray
Lash
Jake Sandvig
Speed
Will Harris
Carbon Copy Kid
Dustin Ingram
News Anchor
Christopher Wynne
Nurse Spex
Cloris Leachman
Steve Stronghold / The Commander
Kurt Russell
Mr. Grayson / Stitches
Jim Rash
Mr. Boy
Dave Foley
Mr. Medulla
Kevin McDonald
Twin
Amy Brown
Evil Twin
Kimmy Brown
Cook
Lucille Soong
Young Commander
Zachry Rogers
Mr. Timmerman
Tom Kenny
Mrs. Timmerman
Jill Talley
Royal Pain (voice)
Patrick Warburton
Josie Stronghold / Jetstream
Kelly Preston
Student Sidekick (uncredited)
Vakisha Coleman
Penny's Date (uncredited)
Sean Gordon
Laser-Vision Boy (uncredited)
Hans Hernke
Funky Prom Boy (uncredited)
Jason Maxim
Layla Williams
Danielle Panabaker
Coach Boomer
Bruce Campbell
Principal Powers
Lynda Carter
Ron Wilson, Bus Driver
Kevin Heffernan
Ethan
Dee Jay Daniels
Magenta
Kelly Vitz
Stunts
Darrin Prescott
Stunt Coordinator
Jon H. Epstein
Jeremy Fitzgerald
Tawny Fere
Original Music Composer
Michael Giacchino
Director
Mike Mitchell
Costume Design
Michael Wilkinson
Stunt Double
Natascha Hopkins
Jason Rodriguez
Set Decoration
Robert Gould
Sound Re-Recording Mixer
Dean A. Zupancic
Max Daniels
Scott Rogers
Casting
Allison Jones
Meredith Majors
Michael Hugghins
Monica Staggs
Writer
Bob Schooley
Director of Photography
Shelly Johnson
Misty Rosas
Heidi Moneymaker
Joey Anaya
Felipe Savahge
Supervising Sound Editor
Todd Toon
Danny Downey
Hank Amos
Producer
Andrew Gunn
Executive Producer
Mario Iscovich
Ann Marie Sanderlin
Editor
Peter Amundson
Paul Hernandez
Mark McCorkle
Production Design
Bruce Robert Hill
Art Direction
William Hawkins
Makeup Artist
John E. Jackson
Makeup Department Head
Christina Smith
Hair Department Head
Susan Germaine
Hairstylist
Susan Carol Schwary
Key Hair Stylist
Candace Neal
Jane English
June Brickman
Still Photographer
Suzanne Tenner
Sam Emerson
Script Supervisor
Pamela Alch
Transportation Coordinator
Tom Rebber
Music Supervisor
Lisa Brown
Music Editor
Jay B. Richardson
Stephen M. Davis
Production Sound Mixer
Paul Ledford
Terry Porter
Donald J. Malouf
Sound Effects Editor
David Kern
Adam Kopald
Art Department Coordinator
Richard Bloom
CGI Supervisor
Dottie Starling
Millie Holladay
Michael McGuire
Craig Frosty Silva
Monty L. Simons
Nicole Surels
Alison Hyatt Simpson
Tiffanie White
Michele Waitman
Dave Hospes
Charles Grisham
Troy Lindsay Brown
Rockey Dickey Jr.
Matthew Rugetti
Nicole Basanda
Rhonda Roberts
Jodi Lyn Brockton
Randy James Beckman
Lena Baran
J. Patrick Daily
Dialogue Editor
Kimberly Lowe Voigt
John Kwiatkowski
Supervising ADR Editor
G.W. Brown
Tattoo Designer
Clinton Wayne