Top Billed Cast

1. 

   Gene LeBrock

   Dr. Peter Houseman

2. 

   Catherine Baranov

   Sally Donnelly

3. 

   Harry Cason

   Dr. Mike Lester

4. 

   David Wicker

   Willy Carson

5. 

   Jason Arnold

   Tommy

6. 

   Stephen Brown

   Professor Lloyd

7. 

   Tom Story

   Professor Huston

8. 

   Anna Colona

   Patricia Kelly

9. 

   Wally Doyle

   Inspector

10. 

    Laura Gemser

    Prostitute

11. 

    Serina Steinberg

    Patricia's friend

12. 

    Wayne Potrafka

    Old professor

13. 

    Tim Wright

    Hopkins

14. 

    Allison Stokes

    Alice

15. 

    George Eastman

    Man in the office