- Jason Biggs
- Jim
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- Stifler's Mom
- Shannon Elizabeth
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- Michelle
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- Oz
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- English Teacher
- Eugene Levy
- Jim's Dad
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- Jessica
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- Vicky
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- Heather
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- Finch
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- Christina Milian
- Band Member
- Woody Schultz
- Party Guy
- Casey Erklin
- Drinking Buddy
- Annika Hays
- Party Girl
- Eden Riegel
- Sophomore Chick
- Justin Isfeld
- 'MILF Guy'
- John Cho
- 'MILF Guy' / Vocal Jazz Group
- Alexandra Adi
- Central Girl
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- Monica McSwain
- Vocal Jazz Girl
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- Vocal Jazz Group
- Robyn Roth
- Vocal Jazz Group
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- Vocal Jazz Group
- Akuyoe Graham
- Vocal Jazz Teacher
- Katie Lansdale
- Enthralled Girl
- Jay Rossi
- Sushi Customer
- Linda Gehringer
- Vicky's Mom
- Ashton Dane
- Vicky's Dad
- Sasha Barrese
- Courtney
- Eric Lively
- Albert
- Eli Marienthal
- Stifler's Younger Brother
- Travis Cody Aimer
- Computer Nerd
- Mark Hoppus
- Garage Band Member
- Tom DeLonge
- Garage Band Member
- Scott Raynor
- Garage Band Member
- Daniel Spink
- Guy with Monkey
- James DeBello
- Enthusiastic Guy
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- Computer Girl
- Clementine Ford
- Computer Girl
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- Girl Holding Out
- Jasmine Stocken
- Bathroom Girl
- Jillian Bach
- Bathroom Girl
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- Prom Band Singer
- Dan Coronel
- Lacrosse Referee
- Pete Pallad
- Lacrosse Referee
- J.D. Doyle
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- Lito Coronel
- Lacrosse Referee
- Markus Botnick
- Assistant Lacrosse Coach
- Robby Murakami
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- Lacrosse Player
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- Lacrosse Player
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- Joe Park
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- Lacrosse Player
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- Lacrosse Player
- Ian Televik
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- Lacrosse Player
- Garret Kellenberger
- Lacrosse Player
- Timothy Sovay
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- Steven McAfoose
- Lacrosse Player
- Kevin Tidgewell
- Lacrosse Player
- Jesse Patterson
- Lacrosse Player
- Jeff Schwartz
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- Chris Loudos
- Lacrosse Player
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- Lacrosse Player
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- Garage Band Member
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- Blink-182
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- Band Geek #1
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- Friend
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- Prom Guest
- Jim Henry
- Lacrosse Player
- Crystal the Monkey
- Monkey with Garage Band
- Melissa Noble
- Prom Band Geek
- Jami Philbrick
- Guy with Headphones on in Lunch Line
- Marek Probosz
- Motel Owner
- Marilyn Staley
- T.V. Hostess
- Tara Subkoff
- College Girl
- David Weinberg
- Party Boy
- Chris Weitz
- Male Voice in Porn Film
