Jamie Kennedy
Creepy Guy (uncredited)
Ryan Reynolds
Male Nurse
Steve Braun
Cole
Anthony Anderson
Burger Shack Employee
Boyd Banks
E.R. Patient
Fred Willard
Dr. Willoughby
Paula Garcés
Maria
Christopher Meloni
Freakshow
David Krumholtz
Seth Goldstein
Neil Patrick Harris
Neil Patrick Harris
Brooke D'Orsay
Clarissa
Dov Tiefenbach
Hippie Student
Malin Ă…kerman
Liane
Eddie Kaye Thomas
Rosenberg
Kal Penn
Kumar Patel
Gary Anthony Williams
Tarik
Jordan Prentice
Giant Bag of Weed
Ethan Embry
Billy Carver
Kate Kelton
Christy
John Cho
Harold Lee
Jon Hurwitz
Tony (uncredited)
Hayden Schlossberg
Hayden (uncredited)
Albert Howell
Security Guard
Shaun Majumder
Saikat Patel
Rob Tinkler
J.D.
Bobby Lee
Kenneth Park
Angelo Tsarouchas
Mean Tollbooth Guy
John Boylan
Officer Brucks
Thea Andrews
Female Anchor