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© 2026 The Couch Critic
Original Title: Koko, le gorille qui parle
Status
Released
Release
1978
Runtime
1h 25m
Available options inUS
A documentary that follows Dr. Penny Patterson's current scientific study of Koko, a gorilla who communicates through American Sign Language.
5 Cast Members
Penny Patterson
Herself
Koko
Saul Kitchener
Himself - Director Emeritus, San Francisco Zoo
Carl Pribram
Himself - Professor of Neuroscience
Roger Fouts
Himself