Dr. Ted Lewis / Urp
Tammy
Chief Dawson
Vern
Lana
Cody
Penny
Dick
Stu
Wilson
Stiles
Sam
Lloyd (as Jonathan Young)
Bubba
Laura (as Laura Konechny)
Tommy
Darlene
Reporter (as James Swift)
Betsy's Mother
Betsy
Worker #1
Worker #2
Car Owner
Greasers Girlfriend
Greaser
Panicked Woman
Ghota
Alien Urp
Ed Sanders
Merlin, The Dog
Interviewer (uncredited)
Cinemagoer (uncredited)
Jeremy Goldstone (uncredited)