Amy Poehler
Angie
Tina Fey
Kate
Greg Kinnear
Rob
Dax Shepard
Carl
Romany Malco
Oscar
Sigourney Weaver
Chaffee Bicknell
Steve Martin
Barry
Maura Tierney
Caroline
Stephen Mailer
Dan
Holland Taylor
Rose
James Rebhorn
Judge
Denis O'Hare
Dr. Manheim
Kevin Collins
Architect / Rick
Will Forte
Scott
Fred Armisen
Stroller Salesman
John Hodgman
Fertility Specialist
Siobhan Fallon Hogan
Birthing Teacher
Tom McCarthy
Kate's Date
Jason Mantzoukas
Gay Couple
Dave Finkel
Gay Couple
Brian Stack
Dave
Felicity Stiverson
Wiccan
Anne L. Nathan
Bookstore Clerk
Jay Phillips
Boo-Boo Buster
Kathy Searle
Cool Mom
Almeria Campbell
Maternity Nurse
Alice Kremelberg
Rob's Daughter
Catherine Rose
Caroline's 4 Year Old
Ian Colletti
Caroline's 7 Year Old
Eric Zuckerman
Community Member
Frank Rodriguez
Community Member
Diane Cheng
Community Member
Andra Eggleston
Waitress
Andrew Hillmedo Jr.
Dante
Jon Glaser
Vegan Waiter
Erica Fae
Yoga Mom
Curt Carlson
Bailiff (uncredited)
Jeffrey Mowery
Irish Tourist (uncredited)