Cast & Crew
-
Wangari MaathaiSelf - Stephen HawkingSelf
- Paul HawkenSelf
- Stuart PimmSelf
- David SuzukiSelf
- Richard HeinbergSelf
- James WoolseySelf
- Leonardo DiCaprioNarrator
- Leila Conners PetersenDirector
- Nadia ConnersDirector
- Brian GerberProducer
- Chuck CastleberryProducer
- Leila Conners PetersenProducer
- Leonardo DiCaprioProducer
- Nadia ConnersWriter
- Leila Conners PetersenWriter
- Leonardo DiCaprioWriter