UFO expert, Dr. Yes, has some startling news to reveal to a college calss -"we do not sleep alone!" Yes he has come to campus to lecture on the sexual influence of aliens from other worlds.
| Actor | Role |
|---|---|
 Marlene MunroeBonnie | Bonnie |
| NNancy PattersonLinda Licker | Linda Licker |
 Robert BullockBilly | Billy |
| JJ. PatrickProfessor Moross | Professor Moross |
| JJenny BradlyStudent | Student |
| PPenny 'Butch' KnucklesStudent | Student |
| DDon ScottStudent | Student |
| DDan RathernotT.V. Newscaster | T.V. Newscaster |
| VVicki GlickGirl Masturbating | Girl Masturbating |
| BBobby BroadwayTwo-Headed Man | Two-Headed Man |
| HHans GretliaCaped Avenger | Caped Avenger |
| CCindi RellarBlonde Frog | Blonde Frog |
 Maria TortugaBrunette Frog | Brunette Frog |
 Angel DucharmeGirl in Truck | Girl in Truck |
| GGerry PackardGuy in Truck | Guy in Truck |