- Barry Watson
- Dave
- Michael Rosenbaum
- Adam
- Harland Williams
- Doofer
- Melissa Sagemiller
- Leah
- Tony Denman
- Jimmy
- Brad Beyer
- Spence
- Kathryn Stockwood
- Patty
- Heather Matarazzo
- Katie
- Yvonne Sciò
- Frederique
- Kerri Higuchi
- Susie
- Dublin James Wahlberg
- Littlest Pledge
- Omar Benson Miller
- Big Johnson
- Mike Beaver
- Big Fat Frat
- Rich Ronat
- Frat
- Brian Gross
- Frat
- Christopher Leps
- Crazed Frat
- Daniel Farber
- Naked Pledge
- Phyllis Lyons
- Polly
- Peter Scolari
- Louis
- Bree Turner
- Tiffany
- Monica Staggs
- Tri Pi
- Lydia Hull
- Tri Pi
- Nikki Martin
- Tri Pi
- Jessica Kiper
- Tri Pi
- James Daughton
- Dave's Dad
- Mark Metcalf
- John Kloss
- Stephen Furst
- The Alum
- Johnny A. Sanchez
- Littlest Alum
- Brad Grunberg
- Drunk Alum
- Bruce French
- Dean Blevins
- Wendie Jo Sperber
- Professor Bendler
- Cristen Coppen
- Hot Girl
- Vanessa Evigan
- Hot Girl
- Samantha Shelton
- Waitress
- Brian Posehn
- Haggard Alum
- Stuart Stone
- Valet
- Greg Coolidge
- Pete
- Jessica Morrison
- Sorority Girl
- Anthony Natale
- Deaf Student
- Allen Neece
- Deaf Student
- John Vernon
- Old Man
- Susie Spear Purcell
- Talk Show Host
- Holly Beavon
- Tri Pi
- Victoria Blackburn
- Tri Pi
- Jenna Bryson
- D.O.G. Sister
- Erin Carufel
- Tri Pi
- Teri Fruichantie
- Dildo Girl
- J.D. Iriarte
- Party Attendee
- Charles M. Kerper
- K.O.K. Frat
- Jesse King
- Sorority Boy
- Angela LaRocca
- D.O.G. Sister
- Heather Magee-Anderson
- Talk Show Guest
- Bonnie Mercado
- D.O.G. Sister
- Julia Milova
- Tri Pi
- Tim Murdock
- K.O.K. Frat
- Nils Oliveto
- Chairman - High Council Executioner
- Jaime Peralta
- College Student
- Steffinnie Phrommany
- D.O.G. Sister
- Lacey Rae
- D.O.G. Sister
- Jodie Tate
- D.O.G. Sister
- Stephen B. Turner
- Frat Boy
- Jade Villalon
- Sorority Girl
- Emily Young
- Tri Pi (Sorority Sister)
- Steven Paul Zsenyuk
- Alum
