Onder andere met: John Cho (Harold Lee), Kal Penn (Kumar Patel), Paula Garcés (Maria), Neil Patrick Harris (Neil Patrick Harris), David Krumholtz (Goldstein), Eddie Kaye Thomas (Rosenberg), Christopher Meloni (Freakshow), Ryan Reynolds (Male Nurse), Fred Willard (Dr. Willoughby), Ethan Embry (Billy Carver), Robert Tinkler (J.D.), Steve Braun (Cole), Dan Bochart (Extreme Sports Punk #1), Mike Sheer (`I`m So High` Kid), Christopher Thompson (Don`t You Wanna Be Cool Kid)