Jimmy Bennett character Teo Thompon
Jake Short character Nose Noseworthy
Kat Dennings character Stacy Thompson
Trevor Gagnon character Loogie
Devon Gearhart character Cole Black
Jolie Vanier character Helvetica Black
Rebel Rodriguez character Lug
Leo Howard character Laser
Leslie Mann character Mom Thompson
Jon Cryer character Dad Thompsan
William H. Macy character Dr. Noseworthy
James Spader character Mr. Black
Angela Lanza character Teacher
Alejandro Rose-Garcia character John / Boyfriend
Cambell Westmoreland character Blinker #1
Zoe Webb character Blinker #2
Chris Orf character Goofy Host
Racer Rodriguez character Bully #1
Rocket Rodriguez character Bully #2
John Chilleri character Hallway Kid (uncredited)
Josh Christman character Classroom Kid (uncredited)
Joshua Drew character Classmate (uncredited)
Zach Irsik character Schoolyard Kid (uncredited)
Ryan Lee character Classmate / Neighborhood Kid (uncredited)
Christina Lehner character Classmate (uncredited)
Micaela Phillips character Girl on Bus (uncredited)
Bella Perryman character Classmate (uncredited)
Cameron R. Murphy character Neighborhood Kid
Henry J. Smith 3rd character Neighborhood Kid (uncredited)
Cameron Wofford character (uncredited)
Alexis Woods character Schoolyard Kid (uncredited)
Tina Rodriguez character Female Employee
Jackson Hurst character Male Employee
Jonathan Breck character Security Guard
Elizabeth Avellan character The Baby (voice)
Bianca Rodriguez character The Baby
