Julianne Moore
Linda Sinclair
Michael Angarano
Jason Sherwood
Greg Kinnear
Dr. Tom Sherwood
Lily Collins
Halle Anderson
Norbert Leo Butz
Vice Principal Phil Pelaski
Jessica Hecht
Principal Trudie Slocum
Nikki Blonsky
Sheila Nussbaum
Remy Auberjonois
Beefy Businessman
Peter Y. Kim
Mike the Orderly