Sam Nash
Lauren Daly
Debbie
Frank Duffy
Ethridge
Lovejoy
Chas
Bryan
Prof. Jenkins
Kimberly
Oakley (as Barry D. Schreiber)
Lab Assistant
Nurse
Sam's Roommate
Janitor
Babe 1 (as Jenny Levine)
Babe 2
Rookie Cop
Drunk Student
Baby Huey (as Earl Lee Simpson III)
Vampire
FBI Agent
Dorm Receptionist
University Vice President
Police Chief
Editor
Tow Truck Driver
Fratter
Campus Cop
Cop at Halloween Party
Infirmary Student
Orderly
Veteran Cop (as Bill Wohtmann)
(uncredited)