• 
  Bill Clinton

  Himself (archive footage)
• 
  Frank Baxter

  Himself (archive footage)
• 
  Barbara Boxer

  Herself - Chair, Environment Committee
• 
  David Breashears

  Himself - Filmmaker
• 
  Jerry Brown

  Himself - California Attorney General
• 
  George Bush

  Himself (archive footage)
• 
  George W. Bush

  Himself (archive footage)
• 
  Richard Carlson

  Himself (archive footage)

• 
  Richard Boucher

  Himself - Representative, Virginia (as Rep. Rick Boucher)
• 
  Saxby Chambliss

  Himself - Senator, Georgia (archive footage)
• 
  Ben Cardin

  Himself - Senator, Maryland (archive footage)
• 
  Kit Bond

  Himself - Senator, Missouri (archive footage)
• 
  Jeffrey Ball

  Himself - The Wall Street Journal
• 
  Hameed Bhombal

  Himself - Vice-President, Aditya Birla Industries
• 
  James Brock

  Himself - Energy Consultant, Beijing