Knocked Up (2006) - Cast

Seth Rogen as Ben Stone
Leslie Mann as Debbie
Paul Rudd as Pete
Tim Bagley as Dr. Pellagrino
Jay Baruchel as Jay
Melinda Bennett as Dr. Pellagrino's Nurse
Brianna Brown as Best Friend
Giuliana DePandi as Herself
Aidan Gonzales as Waiting Room Twin Baby
Andrew Gonzales as Waiting Room Twin Baby
Grant Hayes as Ned
Jonah Hill as Jonah
Jeffery Houston as Web designer
Ken Jeong as Dr. Kuni
Leah Liang as Party Princess
J.P. Manoux as Dr. Angelo
Debbie Matenopoulos as Herself
Ana Mercedes as Maria
Stephanie Mnookin as Nurse
Jonas Neal as Web Page Designer #1
Katherine Heigl as Alison Scott