Jonathan Tucker

Matthew

Emmanuelle Chriqui

Patty

James DeBello

Rod

Katherine Heigl

Arlene

Larisa Oleynik

Wendy

Jaime Pressly

Cynthia

Marissa Ribisi

Dora

Johnny Green

Crick

Aimee Graham

Ms. Stern

Kristina Anapau

Sasha

Ange Billman

Dana

Rainbeau Mars

Maureen

Mónica Huarte

Janeite #1

Julieanne Steger

Penny

Ivana Bozilovic

Rene

Danielle Hoover

Ball Buster

Eric Szmanda

Sam / Computer Nerd

Crystal Kwon

Man Hater

Bradley K. Ross

Pizza Delivery Guy

Lydia Castro

Hispanic Girl

Alley Mercedes

T-Squared Girl

Lorie Katherine Anderson

High School Girl

John O'Hara

Matthew - 10 Years Old

Walker Howard

Crick's Partner

Tamara Krinsky

Mystery Girl (voice) / Emily

Allen Payne

Old Guy in Car

Ehud Bleiberg

Rene's Father

Terence Michael

Sasha's Boyfriend

Seth Nagel

Michelle's Boyfriend

Joan Blair

Bathing Suit Woman

Noel Evangelisti

Bathing Suit Woman

Gina Hiraizumi

Baby Carriage Girl (uncredited)