Liz Bonnin
В роли:  Self - Presenter 2 episodes, 2015

Camila Galheigo Coelho
В роли:  Self - biologist 1 episode, 2015

Isabel Behncke
В роли:  Self - primatologist 1 episode, 2015

Axel Hunnicutt
В роли:  Self - University of Pretoria 1 episode, 2015

Taryn Gilroy
В роли:  Self - conservation biologist 1 episode, 2015

Patti Ragan
В роли:  Self 1 episode, 2015

Axel Primmer
В роли:  Self 1 episode, 2015

Didone Frigerio
В роли:  Self - biologist 1 episode, 2015

Louis J. Guillette
В роли:  Self - professor 1 episode, 2015

Kurt M. Kotrschal
В роли:  Self - professor and biologist, Universit?t Wien 1 episode, 2015

Paul Rose
В роли:  Self - University of Exeter 1 episode, 2015

Joachim Schöne
В роли:  Self - veterinarian 1 episode, 2015

Thomas Flower
В роли:  Self - University of Cambridge 1 episode, 2015

Qazi Rahman
В роли:  Self - psychologist, King's College 1 episode, 2015

David Boza
В роли:  Self 1 episode, 2015

Françoise Malby
В роли:  Self 1 episode, 2015

Alison Cronin
В роли:  Self - anthropologist, director of Monkey World 1 episode, 2015

Cat Talbot
В роли:  Self - keeper of Sam the Gibbon 1 episode, 2015