Zac Efron Mike O'Donnell
Leslie Mann Scarlett O'Donnell
Thomas Lennon Ned Gold
Michelle Trachtenberg Maggie O'Donnell
Matthew Perry Mike O'Donnell (Adult)
Hunter Parrish Stan
Melora Hardin Principal Jane Masterson
Kat Graham Jamie
Josie Loren Nicole
Allison Miller Scarlett (Teen)
Margaret Cho Mrs. Dell
Nicole Sullivan Naomi
Brian Doyle-Murray Janitor
Sterling Knight Alex O'Donnell
Kimberly Greene Makeup Department Head
Katrina Norman Cheerleader (1989)
Pamela Withers Costume Design
Tiya Sircar Samantha
Shelby Rabara Cheerleader (1989)
Jim Gaffigan Coach Murphy
Adam Shankman Producer
Collette Wolfe Wendy
Larry Poindexter Dean
Diana Maria Riva Judge
Zack Duhame Stunt Driver
Melissa Ordway Lauren
Steve Kelso Stunt Driver, Stunt Double
Linda Miller Female Janitor
Vanessa Lee Chester Cheerleader
Tommy Dewey Roger
Gregory Sporleder Ohio Scout
Logan Holladay Stunts
Rachele Brooke Smith Hammer Dancer
Lorna Scott Secretary
Jesse Heiman Mascot
Jeanine Jackson Scarlet's Lawyer
Ed Ackerman School Cop
Stuart F. Wilson Utility Stunts
Laura Harris Atkinson Dialogue Editor
Dan Bell Stunt Double
Alina Andrei Stunts
Burr Steers Director
Loren Lester Mike's Lawyer
Tyler Steelman Ned Gold (Teen)
Toby Emmerich Executive Producer
Adam Gregory Dom
Tim Suhrstedt Director of Photography
Terry James Stunts
Will Schaub Referee
Michael Keller Sound Re-Recording Mixer
Lisa Beach Casting
Padraic McKinley Editor
Bubba Lewis Dorky Kid (Ned's Party)
Jimmy Hart Stunts
Margo Hunt McKay Driver
Christopher Scott Hammer Dancer
Angee Hughes Waitress
Rolfe Kent Original Music Composer
Steve Tartalia Stunt Double
Leonard Wu Kid (Office)
Jason Filardi Writer
Ray Siegle Stunt Driver
Mandy Kowalski Stunts
Michael Owen Stunt Driver
Lindsay Taylor Cheerleader (1989)
Steve Gehrke Script Supervisor
Melissa Yonkey Hair Department Head
Tom Elliott Stunts
Bruce Tanis Sound Effects Editor
Lincoln Simonds Stunt Double
Keith Oney Guy in Crowd
Chuck Zlotnick Still Photographer