Paul Rudd
Pete
Leslie Mann
Debbie
John Lithgow
Oliver
Megan Fox
Desi
Maude Apatow
Sadie
Iris Apatow
Charlotte
Chris O'Dowd
Ronnie
Jason Segel
Jason
Melissa McCarthy
Catherine
Graham Parker
Graham Parker
Albert Brooks
Larry
Lena Dunham
Cat
Annie Mumolo
Barb
Robert Smigel
Barry
Charlyne Yi
Jodi
Lisa Darr
Clair
Billie Joe Armstrong
Billie Joe Armstrong
Michael Ian Black
Accountant
Wyatt Russell
Flirty Hockey Player
Tom Yi
Charlotte's Teacher
Tim Bagley
Dr. Pellegrino
Ava Sambora
Wendy
Megan Grano
School Playdate Parent
D.A. Sandoval
Older Pregnant Parent
Derek Basco
Room Service Waiter
Nicol Paone
E.R. Nurse
Lynne Alana Delaney
Disturbed Restaurant Patron (uncredited)
Katia Kieling
BBQ Guest (uncredited)
Bill Hader
Desi's Store Pickup (uncredited)
Tom Everett
Pete's Doctor
Tatum O'Neal
Realtor
Ryan Adams
Ryan Adams
Ryan Lee
Joseph
Dan Bakkedahl
Dentist
Jessica Lee
Party Guest #1 (uncredited)
Rebekka Johnson
Gyno Nurse
Johnny Pemberton
Room Service Waiter