Paul Rudd Pete
Jessica Alba Self (uncredited)
Eva Mendes Self (uncredited)
Steve Carell Self (uncredited)
Seth Rogen Ben Stone, Executive Producer
Andy Dick Self (uncredited)
James Franco Self (uncredited)
Alan Tudyk Jack
B.J. Novak Young Doctor
Brianna Brown Alison's Friend
Adam Scott Samuel
Kristen Wiig Jill
Joanna Kerns Alison's Mom
Jason Segel Jason
Ken Jeong Dr. Kuni
Chris L. Spellman Set Decoration
Jonah Hill Jonah
Bill Hader Brent
Maude Apatow Sadie
J.P. Manoux Dr. Angelo
Lauren E. Polizzi Art Direction
Matthew W. Mungle Prosthetic Designer, Prosthetic Makeup Artist
Leslie Mann Debbie
Katherine Heigl Alison Scott
George H. Anderson Supervising Sound Editor
Martin Starr Martin
Craig Robinson Club Doorman
Joseph T. Mastrolia Costume Supervisor, Father in Waiting Room
Harold Ramis Ben's Dad
Harrison D. Marsh Boom Operator
Rebecca Asher Script Supervisor
Pauletta O. Lewis Hairstylist
Evan Goldberg Executive Producer
Dax Shepard Self (uncredited)
Jay Baruchel Jay
Judd Apatow Director, Screenplay, Producer
Jenna Dalla Riva Foley Recordist
Michael A. Russell Key Set Costumer
Nautica Thorn Lap Dancer
Eileen M. Dennis First Assistant Accountant
Corina C. Duran-Rabichuk Makeup Artist
Paul Feig Fantasy Baseball Guy
Tim Bagley Dr. Pellagrino
Gary Burritt Negative Cutter
Marc Wostak Electrician
Lo Mutuc Jodi
Peter McKernan Jr. Pilot
Bill-Brady Majors Key Rigging Grip
Caoimhe Doyle Foley Artist
Ryan Seacrest Self (uncredited)
Catherine Reitman Alison's Friend
Mo Collins Female Doctor
Steven Brill Ben's Boss
Thom 'Coach' Ehle Dolby Consultant
Chris Weigand Lighting Technician
Katrina Mastrolia Costume Supervisor
Iris Apatow Charlotte
Dorian Frankel Casting Assistant
Tami Sagher Wardrobe Lady
Gary A. Williams Dolly Grip
Goro Koyama Foley Artist
Eric Alan Edwards Director of Photography
Greg Zimmerman ADR Recordist
Loudon Wainwright III Original Music Composer, Dr. Howard
Allison Jones Casting
Andy Malcolm Foley Artist
Greg Steele ADR Mixer
Jesse Heiman Stand In
David B. Nowell Aerial Director of Photography
Matt Leonard Stunts
Scott Millan Sound Re-Recording Mixer
Masako Masuda Set Designer