Biologist Alex Brisco develops a new method to communicate with chimpanzees. Instead of using machines, she teaches the chimps simple sign language. Her research is overlooked by ignorant colleagues, but one man, Mark, a cellist, helps Alex with her research.
Alex Bristow
Mark Mathias
Mel Gorsky
Coral Grable
Doctor Parrish
Herself
Site Committee
Mrs. Norton
Tyler Forbes
Cleo Grable
Dr. Ridley
Blaze de Teo
Mrs. Parrish
Nerd
Co-Ed
Visiting Psychologist
Site Committee
Site Committee
Sheila Sandusky
Student (uncredited)
