Young Mike O'Donnell
Zac Efron
Scarlet
Leslie Mann
Ned Gold
Thomas Lennon
Adult Mike O'Donnell
Matthew Perry
Alex O'Donnell
Sterling Knight
Ned Gold (Teen)
Tyler Steelman
Maggie O'Donnell
Michelle Trachtenberg
Scarlet (Teen)
Allison Miller
Dom
Adam Gregory
Principal Jane Masterson
Melora Hardin
Stan
Hunter Parrish
Nicole
Nicole Sullivan
Samantha
Tiya Sircar
Samir
Mario Cassem
Jamie
Katerina Graham
Lauren
Melissa Ordway
Coach Murphy
Jim Gaffigan
Janitor
Brian Doyle-Murray
Nicole
Josie Lopez
Photographer
Randy Gordon
Wendy
Collette Wolfe
Roger
Tommy Dewey
Female Janitor
Linda Miller
Secretary
Lorna Scott
Hostess
Kodi Kitchen
Bailiff
Ellis E. Williams
Judge
Diana Maria Riva
Waiter
Jeff Snyder
Referee (1989)
Antonio Todd
Referee (1989)
Antonio Lewis Todd
Waitress
Angee Hughes
School Cop
Ed Ackerman
Referee
Will Schaub
Mike's Lawyer
Loren Lester
Kid in Hallway
Alexander George
Mrs. Dell
Margaret Cho
Dean
Larry Poindexter
Dorky Kid (Ned's Party)
Bubba Lewis
Syracuse Scout (1989)
Chris Valenti
Kevin (1989)
G. Lane Hillman
Girl (Wyatt)
Hope Riley
Burr Steers
Scarlet's Lawyer
Jeanine Jackson
Ohio Scout
Gregory Sporleder
Guy in Crowd
Keith Oney
Kid (Office)
Leonard Wu
Cheerleader (1989)
Liana Blackburn
Cheerleader (1989)
Lindsay Taylor
Cheerleader (1989)
Danielle E. Hawkins
Cheerleader (1989)
Shelby Rabara
Cheerleader (1989)
Katrina Norman
Cheerleader (1989)
Tiana Brown
Cheerleader (1989)
Rhapsody Violetti
Cheerleader (1989)
Taisha Monique Clark
Cheerleader
Vanessa Lee Chester
Cheerleader
Chanel Malvar
Cheerleader
Tyne Stecklein
Cheerleader
Galen Hooks
Cheerleader
Kiara Ely
Cheerleader
Mihran Kirakosian
Hammer Dancer
Rachele Brooke Smith
Mascot
Jesse Heiman
Cheerleader
Dres Reid
Hammer Dancer
Christopher Scott
Hammer Dancer
Eric McCoy
Jazz
Raymond Chacon
Girl #2
Megan Galiber
ROTC Leader
Renée King
Mr. Adams
Jordan Schatz
Party Girl
Jaclyn Matfus
Football Player
Justin C. Todd