Kadro (7)
Joshua TickellHimself / narrator
Barbara BoxerHerself - Senator - California
Richard BransonHimself - Founder, Virgin Group
George W. BushHimself - President of the United States
Sheryl CrowHerself - Musician / Environmental Activist
Larry DavidHimself - Actor / Comedian / Environmental ActivistBlanche LincolnSelf
Barbara BoxerHerself - Senator - CaliforniaRichard BransonHimself - Founder, Virgin GroupGeorge W. BushHimself - President of the United StatesSheryl CrowHerself - Musician / Environmental ActivistLarry DavidHimself - Actor / Comedian / Environmental ActivistBlanche LincolnSelf