Pelakon & Kru
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Jane GoodallHerself - Primatologist - Kambale MusavuliHimself - Friends of the Congo
- Marina SilvaHerself - Former Minister of the Environment, Brazil
- Robert WrightHimself - Author, Nonzero: The Logic of Human Destiny
- Mark LevineHimself - Group Leader, China Energy Group
- Ronald WrightHimself - Author, A Short History of Progress
- Margaret AtwoodDiri Sendiri
- Colin BeavanDiri Sendiri
- Jane GoodallDiri Sendiri
- Stephen HawkingDiri Sendiri
- Michael HudsonDiri Sendiri
- Simon JohnsonDiri Sendiri
- Victor GauDiri Sendiri
- Mark LevineDiri Sendiri
- Gary MarcusDiri Sendiri
- Kambale MusavuliDiri Sendiri
- Daniel PovinelliDiri Sendiri
- Marina SilvaDiri Sendiri
- Vaclav SmilDiri Sendiri
- David SuzukiDiri Sendiri
- Ronald WrightDiri Sendiri
- Jim ThomasDiri Sendiri
- Martin ScorsesePenerbit
- Daniel Day-LewisPenerbit
- Denise RobertPenerbit
- Daniel LouisPenerbit
- Martin ScorsesePenerbit Eksekutif