Joshua Tickell
Self - Narrator
芭芭拉·柏克瑟
Self - Senator, California
Richard Branson
Self - Founder, Virgin Group
乔治·沃克·布什
Self - President of the United States
雪莉·克劳
Self - Musician / Environmental Activist
拉里·戴维
Self - Actor / Comedian / Environmental Activist
Blanche Lincoln
Self
Blanche Lincoln
Self
