Characters played by Leonardo DiCaprio
Self - Narrator
Characters played by Kenny Ausubel
Self - Founder
Bioneers
Characters played by Thom Hartmann
Self - Author
The Last Hours of Ancient Sunlight
Characters played by Wangari Maathai
Self - Founder
Greenbelt Movement
2004 Nobel Peace Prize Laureate
Characters played by Sandra Postel
Self - Director
Global Water Policy Project
Characters played by Paul Stamets
Self - Mycologist
Author
Mycelium Running
Characters played by David Orr
Self - Chair
Environmental Studies Program
Oberlin College
Characters played by Stephen Hawking
Self - Lucasian Professor of Mathematics
Cambridge University
Characters played by Oren Lyons
Self - Faithkeeper
Turtle Clan
Onondaga Nation
Haudenosaunee
Six Nations
Iroquois Confederacy
Characters played by Andrew Revkin
Self - Author & Science Reporter
New York Times
Characters played by Sylvia Earle
Self - Oceanographer
Explorer-in-Residence
National Geographic Society
Characters played by Paul Hawken
Self - Author
Environmentalist
Entrepreneur
Characters played by Janine Benyus
Self - Author
Biomimicry
Characters played by Stuart Pimm
Self - Professor of Conservation Ecology
Duke University
Characters played by Paolo Soleri
Self - Architect
Founder of Arcosanti
Characters played by David Suzuki
Self - Scientist
Environmentalist
Broadcaster
Characters played by James Hillman
Self - Psychologist
Characters played by James Parks Morton
Self - Dean Emeritus
The Cathedral of St. John the Divine
Characters played by Nathan Gardels
Self - Editor
New Perspectives Quarterly
Characters played by Wes Jackson
Self - President
The Land Institute
Characters played by Joseph Tainter
Self - Author
The Collapse of Complex Societies
Characters played by Richard Heinberg
Self - Author
The Party's Over: Oil
War and the Fate of Industrial Societies
Characters played by James Woolsey
Self - VP
Booz Allen Hamilton
Director
CIA
Central Intelligence Agency
1993-1995
Characters played by Vijay Vaitheeswaran
Self - Energy & Environment Correspondent
The Economist
Characters played by Brock Dolman
Self - WATER Institute Director
Occidental Arts & Ecology Center
Characters played by Stephen Schneider
Self - Co-Director
Center for Environmental Science & Policy
Stanford University
Characters played by Bill McKibben
Self - Author
Founder
Stepitup07.org
Characters played by Peter de Menocal
Self - Associate Professor
Lamont-Doherty Earth Observatory
Columbia University
Characters played by Sheila Watt-Cloutier
Self - International Chair
Inuit Circumpolar Conference
Characters played by Ray Anderson
Self - Founder
Interface
Inc.
Characters played by Tim Carmichael
Self - President
Coalition for Clean Air
Characters played by Omar Freilla
Self - Director
Green Worker Cooperatives
Characters played by Wallace J. Nichols
Self - Senior Scientist
The Ocean Conservancy
Characters played by Diane Wilson
Self - Author
An Unreasonable Woman
Characters played by Andrew Weil
Self - Director
Program for Integrative Medicine
University of Arizona
Characters played by Theo Colborn
Self - President
The Endocrine Disruption Exchange
Characters played by Jeremy Jackson
Self - Oceanographer
Scripps Institute for Oceanography
Characters played by Tzeporah Berman
Self - Campaign Director & Founder
Forest Ethics
Characters played by Gloria Flora
Self - Director
Sustainable Obtainable Solutions
Characters played by Mikhail Gorbachev
Self - Founding President
Green Cross International
1990 Nobel Peace Prize Laureate
Characters played by Thomas Linzey
Self - Executive Director
Community Environment Legal Defense Fund
Characters played by Michel Gelobter
Self - President
Redefining Progress
Characters played by Lester Brown
Self - President
Earth Policy Institute
Characters played by Herman Daly
Self - Professor
University of Maryland
Former Senior Economist
World Bank
Characters played by Betsy Taylor
Self - Founder
Center for the New American Dream
Characters played by Wade Davis
Self - Explorer-in-Residence
National Geographic Society
Characters played by Jerry Mander
Self - Director
International Forum of Globalization
Characters played by William McDonough
Self - Architect
William McDonough & Partners
Characters played by Bruce Mau
Self - Creative Director
Bruce Mau Designs
Characters played by John Todd
Self - Ecological Designer
Characters played by Rick Fedrizzi
Self - President & CEO
US Green Building Council
Characters played by Greg Watson
Self - Vice President
Massachusetts Technology Collaborative
Characters played by Leo Gerard
Self - President
United Steel Workers International Union
Characters played by Mathew Petersen
Self - President & CEO
Global Green USA
Characters played by Peter Warshall
Self - Ecologist
Whole Earth Catalogue
Characters played by Andy Lipkis
Self - President & Founder
Tree People
Characters played by David Attenborough
Self
Characters played by George W. Bush
Self
Characters played by Al Gore
Self
Characters played by Arnold Schwarzenegger
Self
Characters played by Brian Williams
Self