Cowspiracy: The Sustainability Secret (2015)

# Self - Sierra Club, Deputy Executive Director

Bruce Hamilton

# Self - Film Co-Director

Kip Andersen

# Self - Former U.S. Vice President (archive footage) …

Al Gore

# Self - Pacific Institute, Water Program Co-Director

Heather Cooley

# Self - CA Dept. Water Resources, Chief, Water Use and Efficiency Branch

Manucher Alemi

# Self - CA Dept. Water Resources, Statewide Integrated Water Management

Kamyar Guivetchi

# Self - Environmental Researcher - Author, 'Food Choices and Sustainability (Dr. Richard Oppenlander)

Richard Oppenlander

# Self - Professor of Global Environmental Health, University of California Berkeley

Kirk R. Smith

# Self - The Sustainability Institute, at Molloy College

Demosthenes Maratos

# Self - Environmental and Ethics Author (Dr. Will Tuttle)

Will Tuttle

# Self - Best Selling Food Author, 'In Defense of Food'

Michael Pollan

# Self - Former Whole Foods Market Executive

Michael Besancon

# Self - Surfrider Foundation, Environmental Director (Dr. Chaed Nelsen)

Chad Nelsen

# Self - Sea Shepherd Conservation Society

Lisa Agabian

# Self - Food Empowerment Project, Executive Director

Lauren Ornelas

# Self - Sea Shepherd Conservation Society

Susan Hartland

# Self - Oceana, California Program Director (Dr. Geoff Shester)

Geoff Shester

# Self - Rainforest Action Network, Executive Director

Lindsey Allen