Overview
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.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 38 | 73 | |
 | 40 | 75 | |
 | 42 | 78 | |
 | 31 | 67 | |
 | 56 | January 7, 2016 (82) | |
 | 62 | May 13, 2013 (85) | |
 | 61 | November 30, 2016 (88) | |
 | 62 | March 4, 2010 (82) | |
 | 27 | September 10, 1985 (23) | |
 | - | - |