Topher Grace as Matt Franklin

Anna Faris as Wendy Franklin

Dan Fogler as Barry Nathan

Teresa Palmer as Tori Frederking

Michelle Trachtenberg as Kitchelle Storms

Michael Biehn as Bill Franklin

Chris Pratt as Kyle Masterson

Jeanie Hackett as Libby Franklin

Lucy Punch as Shelly

Demetri Martin as Carlos

Michael Ian Black as Pete Bering

Bob Odenkirk as Mike

Angie Everhart as Trish Anderson

Jay Jablonski as Benji

Edwin Hodge as Bryce

Nathalie Kelley as Beth

Robert Hoffman as Tyler 'Dance Machine' Jones

Ryan Bittle as Rick Herrington

Seth Gabel as Brent

Candace Kroslak as Ally

Wade Allain-Marcus as Broder

Bruce Nelson as Officer Frank Johnson

James Sharpe as Steven

Clement von Franckenstein as Frances Triebverbrecher

Jennifer Sommerfeld as Martina

Dustin Leighton as The Loser Who Always Shows Up at the Party with a Guitar

Meghan Stansfield as Claire

Ginnifer Goodwin as Banky

Megan Mieduch as