A documentary that follows Dr. Penny Patterson's current scientific study of Koko, a gorilla who communicates through American Sign Language.
You can now watch Koko: A Talking Gorilla online on the following streaming providers in the United States.
| Directing | Barbet Schroeder | Director |
| Editing | Dominique Auvray | Editor |
| Production | Margaret Ménégoz | Producer |
| Camera | Néstor Almendros | Director of Photography |
| Editing | Denise de Casabianca | Editor |
| Sound | Guta Cattoni | Original Music Composer |
| Production | Dale Djerassi | Associate Producer |
| Production | Barbet Schroeder | Associate Producer |
| Sound | Maris Embiricos | Original Music Composer |
| Camera | Ned Burgess | Assistant Camera |
| Sound | Lee Alexander | Sound |
| Camera | Leslie Otis | Camera Operator |
| Sound | Jonathan Liebling | Foley Artist |
| Lighting | Hal Trussell | Gaffer |
| Editing | Roselyne Petit | Assistant Editor |
| Directing | George Paul Csicsery | Assistant Director |
