Michael Angarano character Will Stronghold
Kurt Russell character Steve Stronghold / The Commander
Kelly Preston character Josie Stronghold / Jetstream
Danielle Panabaker character Layla Williams
Christopher Wynne character News Anchor
Kevin Heffernan character Ron Wilson, Bus Driver
Dee Jay Daniels character Ethan
Kelly Vitz character Magenta
Loren Berman character Little Larry
Nicholas Braun character Zachary "Zach" Braun / Zack Attack
Malika character Penny
Khadijah Haqq McCray character Penny
Jake Sandvig character Lash
Will Harris character Speed
Mary Elizabeth Winstead character Gwen Grayson / Royal Pain
Lynda Carter character Principal Powers
Bruce Campbell character Coach Boomer
Dustin Ingram character Carbon Copy Kid
Steven Strait character Warren Peace
Cloris Leachman character Nurse Spex
Jim Rash character Mr. Grayson / Stitches
Dave Foley character Mr. Boy
Kevin McDonald character Mr. Medulla
Amy Brown character Twin
Kimmy Brown character Evil Twin
Lucille Soong character Cook
Zachry Rogers character Young Commander
Tom Kenny character Mr. Timmerman
Jill Talley character Mrs. Timmerman
Patrick Warburton character Royal Pain (voice)
Vakisha Coleman character Student Sidekick (uncredited)
Sean Gordon character Penny's Date (uncredited)
Hans Hernke character Laser-Vision Boy (uncredited)
Jason Maxim character Funky Prom Boy (uncredited)
