Jennifer Coolidge Stifler's Mom
Natasha Lyonne Jessica
Jason Biggs Executive Producer, Jim Levenstein
Rebecca De Mornay Finch's Mom (uncredited)
Mena Suvari Heather
Katrina Bowden Mia
Seann William Scott Steve Stifler, Executive Producer
Neil Patrick Harris Celebrity Dance-Off Host
Alyson Hannigan Michelle Levenstein
Eugene Levy Jim's Father
Tara Reid Victoria 'Vicky' Lathum
Jay Harrington Dr. Ron
Eddie Kaye Thomas Paul Finch
John Cho John
Shannon Elizabeth Nadia
Paul Weitz Executive Producer
Chris Owen Chuck Sherman
Chris Klein Chris 'Oz' Ostreicher
Thomas Ian Nicholas Kevin Myers
Dania Ramirez Selena
Ali Cobrin Kara
Charlene Amoia Ellie
Molly Cheek Jim's Mother
Chris Moore Producer
Chris Weitz Executive Producer
Rebecca Field Loni
Autumn Dial Alexa
Vik Sahay Prateek Duraiswamy
Gregory J. Barnett Stunts
Chuck Hittinger AJ
Adam Herz Producer, Characters
Jen Kober Ingrid
Hayden Schlossberg Screenplay, Director
Vince Pisani Male Alum
Helenna Santos Oz Fan
Jeffrey G. Barnett Stunts
Jesse Malinowski Kyle
Matt Mangum Adam
Mona May Costume Design
Daryn Okada Director of Photography
Ashley Rae Riddick Stunt Double
Benjamin Arthur Chester
Jon Hurwitz Director, Screenplay, Dad at Party (uncredited)
Brian Mahoney Police Officer
Stevie Ray Dallimore Kara's Dad
Michael Beasley Reggie
Jenna Willis Computer (voice)
Justin Isfeld Justin
Raheem Babalola Deshaun
William Arnold Production Design
Jennifer Sun Bell Madison
Dottie Starling Visual Effects Supervisor
Kim Wall Kara's Mom
Michael May Stifler (13 yrs.)
Pam Green Ali
Robert Hayes Bo
Louis G. Friedman Executive Producer
Angela Leus Music Supervisor
Elliott Glick Art Direction
Julian Andraus First Assistant Editor
Steve Apicella First Assistant Director
Sarah Carter Set Decoration Buyer
Walter Hendrix III Celebrity Dance-Off Patron (uncredited)
Jeremy Ambler MILF Guy at Bar (uncredited)
David Smith Set Decoration
Terri James Female Alum
John Jason Bailey Random Alumni
Montell Jordan Playback Singer
Craig Perry Producer
Lyle Workman Playback Singer, Original Music Composer
Valarie Kobrovsky Prateek's Hot Girlfriend
Hart Turner Reed