Seth Rogen character Mac Radner
Zac Efron character Teddy Sanders
Rose Byrne character Kelly Radner
Ike Barinholtz character Jimmy Blevins
Dave Franco character Pete Regazolli
Christopher Mintz-Plasse character Scoonie Schofield
Carla Gallo character Paula Faldt
Hannibal Buress character Officer Watkins
Halston Sage character Brooke Shy
Craig Roberts character Assjuice
Lisa Kudrow character Carol Gladstone
Jason Mantzoukas character Dr. Theodorakis
Jerrod Carmichael character Garf
Ali Cobrin character Whitney
Elise Vargas character Stella Radner
Zoey Vargas character Stella Radner
Brian Huskey character Bill Wazowkowski
Kira Sternbach character Brittany
Randall Park character Rep
Jake Johnson character Sebastian Cremmington
Steven Michael Eich character Thumbsucker
Fahim Anwar character Rival Frat Guy #1
Ori Kalmus character Rival Frat Guy #2
Andy Samberg character Toga #1
Akiva Schaffer character Toga #2
Jorma Taccone character Toga #3
Adam Devine character Beer Pong Guy #1
Blake Anderson character Beer Pong Guy #2
Anders Holm character Beer Pong Guy #3
Liz Cackowski character Wendy the Realtor
Kyle Newacheck character Beer Pong Guy #4
Jesse Heiman character The Babysitter
Cassandra Starr character Sorority Girl
Natasha Leggero character Prostitute
Maria Olsen character Prostitute (uncredited)
Stephen Todt character JJ (uncredited)
Michael Angeloe character Birthday Party Jumper (uncredited)
Gary Sievers character Homeless Man (uncredited)
Casey Ford Alexander character Gay Couple (uncredited)
Chasty Ballesteros character Alecia (uncredited)
Melanie Avalon character Sorority Girl (uncredited)
Marianne Bourg character Sorority Girl (uncredited)
Erika Del Toro character Sorority Girl (uncredited)
Alanna Dergan character Sorority Girl (uncredited)
Elsi Eng character Sorority Girl (uncredited)
Ayesha Fraser character Sorority Girl (uncredited)
Danika Galindo character Sorority Girl (uncredited)
Cassandra Starr character Sorority Girl (uncredited)
Valeria Sweet character Sorority Girl (uncredited)
Bridgetta Tomarchio character Sorority Girl (uncredited)
Robert Dunne character Pledge (uncredited)
