
A documentary that follows Dr. Penny Patterson's current scientific study of Koko, a gorilla who communicates through American Sign Language.
Dir. Barbet Schroeder
1978-10-11
4K UHD • HDR10 • Dolby Vision
Dolby Atmos, 5.1, Stereo
Closed Captions (CC), Audio Description (AD)
7.0 / 10
PG-13 (13+)
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