Amber Tamblyn as Tibby Rollins

America Ferrera as Carmen Lowell

Blake Lively as Bridget Vreeland

Alexis Bledel as Lena Kaligaris

Bradley Whitford as Al Lowell

Nancy Travis as Lydia Rodman

Rachel Ticotin as Christina Lowell

Jenna Boyd as Bailey Graffman

Mike Vogel as Eric Richman

Michael Rady as Kostas Dounas

Leonardo Nam as Brian McBrian

Maria Konstadarou as Yia Yia

George Touliatos as Papou

Kyle Schmid as Paul Rodman

Erica Hubbard as Soccer Pal Diana

Emily Tennant as Krista Rodman

Jacqueline Ann Steuart as Ariadne Kaligaris

Sarah-Jane Redmond as Alice Rollins

Ernie Lively as Franz Vreeland

Kendall Cross as Marlene Vreeland

Georgia Craig as Saleslady

Valerie Tian as Interview Girl #1

Katie Stuart as Bunkmate Jo

Kristie Marsden as Soccer Pal Olivia

Jonathon Young as Duncan

Beverley Elliott as Roberta

Charles Payne as Soccer Dad

Patricia Mayen-Salazar as Camp Director Donna

Brenda James as Barbara the Tailor

Patricia Drake as Coach Karen

Kathryn Kirkpatrick as Waitress Brenda

Keith Dallas as Cab Driver

Kirsten Alter as Aerobics Instructor

Mary Black as Bailey's Neighbor