Doug Liman Director Kristy Swanson Kirby Watts Actor Stephen Mailer Gabriel Higgs Actor Dave Chappelle Ron Actor Andrew McCarthy Rupert Grimm Actor Sean Bridgers Dumpster Hunter Actor Len Cariou Dr. Lionel Higgs, Dr. Ezekial Higgs Actor Christine Baranski Mrs. Margaret "Maggie" Higgs Actor David Wood Lab Partner Actor Daniel R Gerson Ross Actor Stan Brown Professor Actor Dorothy Recasner Brown Proctor Actor George Lee Dr. Peters Actor Christina Keefe Rachel Actor Roy Lind Dean Stiller Actor Laura Cathey Jubilant Student Actor Kate Finlayson Helen Actor Joanne Pankow Nurse Actor Pat Lavalle Receptionist Actor Matthew Perry Randall Burns Actor Blake Lindsley Tina Actor Colleen Doherty Coed Actor Nealy Glenn Tense Student Actor Calista Flockhart Amanda Morel Actor Claire Whitworth Jody Actor Andrew Loren Fraternity Brother Actor Hedgie Bartol Fraternity Brother Actor Jackson Walker Fraternity Brother Actor Spiro Malas Mr. Grimm Actor Rick Andosca Cop Actor P.J. Posner Screenwriter Joel Posner Screenwriter Jonathan Lewin Screenwriter Nelle Nugent Producer Adam Lindeman Producer Victor Simpkins Producer Glenn Aveni Executive Producer Philippe Martinez Executive Producer Bradford L. Schlei Executive Producer David Claessen Cinematographer Stephen Mirrione Film Editing Alex Wurman Original Music Tim Eckel Production Design Sarah Alcorn Art Director Linda Fisher Costume Design Susan Booker Casting