Reparto (por orden de créditos)
Linda Brent
Chimp Haven President
Frans de Waal
Yerkes National Primate Research Center Director
Amy Fultz
Chimp Haven Program Manager
Erin Loeser
Chimp Haven Behavior Technician
Vimal Patel
Wellington Zoo Primate Keeper
Rob Shumaker
Indianapolis Zoo Vice President of Life Sciences
Craig Stanford
USC Jane Goodall Research Center Co-director
Tara Stoinski
Dian Fossey Gorilla Fund Chair of Research and Conservation