Because I Said So

Diane Keaton

Daphne

Mandy Moore

Milly

Gabriel Macht

Johnny

Tom Everett Scott

Jason

Lauren Graham

Maggie

Piper Perabo

Mae

Stephen Collins

Joe

Ty Panitz

Lionel

Matt Champagne

Eli

Colin Ferguson

Derek

Tony Hale

Stuart

Curt Clendenin

Dinner Party Guest (uncredited)

John Ross Bowie

Cute Food Spewing Guy

Parvesh Cheena

Foreign Guy

Mary Pat Gleason

Iris

Willam Belli

Transexual

P.J. Byrne

Photographer

Zachary Gordon

Little Arthur (uncredited)

Sophina Brown

Milly's Staff #1 / Matisse

Emily Maisano

Milly's Staff #3