Cowspiracy: The Sustainability Secret Online

Bruce Hamilton - Self - Sierra Club, Deputy Executive Director, Kip Andersen - Self - Film Co-Director, Al Gore - Self - Former U.S. Vice President / Climate Change Activist (archive footage) , Heather Cooley - Self - Pacific Institute, Water Program Co-Director, Manucher Alemi - Self - CA Dept. Water Resources, Chief, Water Use and Efficiency Branch, Kamyar Guivetchi - Self - CA Dept. Water Resources, Statewide Integrated Water Management, Richard Oppenlander - Self - Environmental Researcher - Author, 'Food Choices and Sustainability (as Dr. Richard Oppenlander), Kirk R. Smith - Self - Professor of Global Environmental Health, University of California Berkeley, Demosthenes Maratos - Self - The Sustainability Institute, at Molloy College, Will Tuttle - Self - Environmental and Ethics Author (as Dr. Will Tuttle), Michael Pollan - Self - Best Selling Food Author, 'In Defense of Food', Michael Besancon - Self - Former Whole Foods Market Executive, Chad Nelsen - Self - Surfrider Foundation, Environmental Director (as Dr. Chaed Nelsen), Lisa Agabian - Self - Sea Shepherd Conservation Society, Lauren Ornelas - Self - Food Empowerment Project, Executive Director