Hayden Panettiere as Beth Cooper

Paul Rust as Denis Cooverman

Jack Carpenter as Rich Munsch

Lauren London as Cammy

Lauren Storm as Treece

Shawn Roberts as Kevin

Jared Keeso as Dustin

Brendan Penny as Sean

Marie Avgeropoulos as Valli Wooley

Josh Emerson as Greg Saloga

Alan Ruck as Mr. C

Cynthia Stevenson as Mrs. C

Pat Finn as Coach Raupp

Andrea Savage as Dr. Gleason

Violet Columbus as Sullen Girl (Angelica)

Anna Mae Wills as Patty Keck

Anja Savcic as Victoria Smeltzer

William Vaughan as Paul Bergie

Darien Provost as Young Rich

Samm Levine as Convenience Store Clerk

Ellie Harvie as Female Cop at High School

Dalias Blake as Cop at Lake

Emily Tennant as Raupp's Sophomore 2

Maggie Ma as Raupp's Sophomore 3

Natalie von Rotsburg as Librarian

Dharrol Alves as Laughing Teen #1

Karyn Michelle Baltzer as Laughing Teen #2

Devin Douglas Drewitz as Laughing Teen #3

Lucy Lu as Laughing Teen #4

Brandon Barton as Party Boy #1

John J. Gulayets as Party Boy #2

Dante Alridge as Young Bully #1

Ifeanyi Obanye as Young Bully #2

Chevy Lamont Cofield as Party Boy (uncredited)