Danny Leiner Director John Cho Harold Actor Kal Penn Kumar Actor Paula Garcés Maria Actor Neil Patrick Harris Self David Krumholtz Goldstein Actor Eddie Kaye Thomas Rosenberg Actor Christopher Meloni Freakshow Actor Ryan Reynolds Male Nurse Actor Fred Willard Dr. Willoughby Actor Ethan Embry Billy Carver Actor Sandy Jobin-Bevans Officer Palumbo Actor Jon Hurwitz Writer Hayden Schlossberg Writer Greg Shapiro Producer Nathan Kahane Producer Hanno Huth Executive Producer Joseph Drake Executive Producer James D. Stern Executive Producer Luke Ryan Executive Producer David Brewington Executive Producer Bruce Douglas Johnson Cinematographer Jeff Betancourt Film Editing David Kitay Original Music Cassandra Kulukundis Casting Steve Rosenzweig Production Design Bob Sher Art Director Jeff Fruitman Set Decoration Alex Kavanagh Costume Design J. Miles Dale Co-Producer