Mae Whitman
Mary Elizabeth
Melanie Lynskey
Aunt Helen
Nicholas Braun
Ponytail Derek
Patrick de Ledebur
Senior Bully
Brian Balzerini
Linebacker
Tom Kruszewski
Nose Tackle
Emily Marie Callaway
Mean Freshman Girl
Chelsea Zhang
Shakespeare Girl
Jesse Scheirer
Freshman Boy
Justine Nicole Schaefer
Twin Girl #1
Julie Marie Schaefer
Twin Girl #2
Leo Miles Farmerie
7-Year-Old Charlie
Isabel Muschweck
9-Year-Old Candace
Mark McClain Wilson
Emergency Room Policeman
Atticus Cain
Emergency Room Doctor
Laurie Klatscher
School Principal
William L. Thomas
Patrick's Dad
Morgan Wolk
Candace's Friend
Joe Fishel
Father of Twin Girls (uncredited)