Story Line
A documentary that follows Dr. Penny Patterson's current scientific study of Koko, a gorilla who communicates through American Sign Language.
Top Cast
Penny Patterson
Herself
Koko
Herself
Saul Kitchener
Himself - Director Emeritus, San Francisco Zoo
Carl Pribram
Himself - Professor of Neuroscience
Roger Fouts
Himself
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Rating
7.0/ 10
Release Date
1978-10-11
Runtime
1h 25m
Genres
Documentary
