- Max Minghella
- Jerome
- Sophia Myles
- Audrey
- John Malkovich
- Professor Sandiford
- Jim Broadbent
- Jimmy
- Matt Keeslar
- Jonah
- Ethan Suplee
- Vince
- Joel David Moore
- Bardo
- Nick Swardson
- Matthew
- Anjelica Huston
- Art History Teacher
- Adam Scott
- Marvin Bushmiller
- Jack Ong
- Professor Okamura
- Scoot McNairy
- Army-Jacket
- Jeremy Guskin
- Eno
- Monika Ramnath
- Flower
- Isaac Laskin
- Kiss-Ass
- Jeanette Brox
- Shilo
- Finneus Egan
- Vegan
- Shelly Cole
- Filthy-Haired Girl
- Jean St. James
- Mom
- Cristen Coppen
- Preppy Girl
- Michael Shamus Wiles
- Donald Baumgarten
- Kate Moennig
- Candace
- Ezra Buzzington
- Leslie
- Lauren Lee Smith
- Beat Girl
- Travis Walck
- Richard Natwick
- Paul Collins
- Professor David Zipkin
- Marshall Bell
- Lonny
- Chris McKenna
- Mikey
- Marc Vann
- Kevin
- Roxanne Day
- Jonah's Wife - Marie
- Roxanne Hart
- Mom Platz
- Ozman Sirgood
- Dad Platz
- Katija Pevec
- Cynthia Platz
- Brian Turk
- Cliffy
- Edith Jefferson
- Doddering Aunt
- Michael Lerner
- Art Dealer
- Jeff LeBeau
- Lawyer
- Marie L. Bain
- Helena Sandiford
- Richard Bakalyan
- Cranky Guard
- John Bliss
- Vince's Grandpa
- Charlie Talbert
- Vince's Editor
- Amy Gross
- Vince's Editor's Girlfriend
- Kimi Reichenberg
- Suburban Girl
- Alexandra Ryan
- Nympho Slut
- Bob Golub
- Hector
- Lauren Bowles
- Woman Strangled
- Zachary Maurer
- Young Jerome
- Brendan Walsh
- Eugene
- Brian Geraghty
- Stoob
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- Cute Girl
- Oliver Ryan Anderson
- Cute Girl's Boyfriend
- Curtis Taylor
- Coach
- Jesse Flanagan
- Hurst
- Dawn-Lyen Gardner
- Coed
- Laura Roth
- Coed
- Alexi Wasser
- Female Student
- Amanda Paytas
- Female Student
- Chris Fogleman
- Questioner
- Wesley Rodgers
- Questioner
- Nathaniel Lee Jr.
- Kid
- Stacey Travis
- Teacher
- Erik Walker
- Punching Bully
- Andre Marcus
- Other Bully
- Wendy Haines
- Grenadine Woman
- Mike Stanley
- Martel Drinker
- Bob Jennings
- Cop
- Choice Skinner
- Cop
- Sam Sabbah
- Scary Local
- Chris C. Mitchell
- Scary Local
- Jarret Reid
- Green Paint Guy
- Lily Asinovsky
- Girl Who Steps on Glass
- Jerry G. Angelo
- Student Actor
- Paul Michael Bloodgood
- Tattooed Basketball Player
- Todd Bosley
- Art Dork #1
- Pete Brown
- Lecherous Dad
- Steve Buscemi
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- Bearded Weirdo
- Mike Carlucci
- Football Announcer
- Victoria Chalaya
- Student #5
- Andrew Rogers Clark
- Baked Sophomore #2
- Mario R. Coello
- Waiter
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- Art Dork #2
- David Diaan
- Future Critic #1
- Erik Eidem
- Baked Sophomore
- Jobi Graham
- Speek Freak
- Sham Ibrahim
- Effeminate Basketball Player
- Arron Kinser
- Art Student
- Cameron Lee
- Art Student
- Don Lewis
- Future Critic #2
- Sean LoGrasso
- Art Student
- Cameron Markham
- Art Student
- Ambrit Millhouse
- Female Student #2
- Nikki Odongray
- Angry Lesbian
- Steven J. Oliver
- Dad Natwick
- Nick Pellegrino
- School Janitor
- Kristin Quick
- Girl Student
- Assal Ravandi
- College Student
- Damara Reilly
- Mom Natwick
- Tahmus Rounds
- Next in Line
- Victoria Lea Rudd
- Art Student - Tree Girl
- Charles Schneider
- Professor Pidgeon
- Arthur Thomas
- Art Student
- Gary C. Warren
- Art Student
- Hunter Woo
- Art Student
