Catherine Keener
— Michelle Marks
Brenda Blethyn
— Jane Marks
Emily Mortimer
— Elizabebeth Marks
Raven Goodwin
— Annie Marks
Aunjanue Ellis-Taylor
— Lorraine
Clark Gregg
— Bill
Jake Gyllenhaal
— Jordan
James Le Gros
— Paul
Michael Nouri
— Dr. Crane
Dermot Mulroney
— Kevin McCabe
Troy Ruptash
— Photographer (voice)
Ileen Getz
— Saleswoman
Kristen Dalton
— Saleswoman
Romy Rosemont
— Dr. Debbie Waldman
Brooke Allison
— Pool Administrator
Jennifer Zehnder
— Teased Girl
Ashlynn Rose
— Maddy
Dreya Weber
— Donna
Christine Mourad
— Cindy, Elizabeth's Agent
Mariah O'Brien
— Kevin's TV Co-Star
Jeanne McCarthy
— Casting Director
Evan Mirand
— Director
Ivy Strohmaier
— Jessie
Spencer Garrett
— Willy
Branden Williams
— Teenage Boy
Nate Richert
— Other Teenage Boy
Cory Joffe
— Customer
Dawn Saucier
— Bartender
Stacy Jorgensen
— Lorraine's Pool Friend
Tennison Hightower
— Baldasaro Salesgirl