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Filmmaker Louie Psihoyos, along with activists, scientists and others, draws attention to mankind's role in a potential loss of at least half of the world's species. The documentary follows undercover activists trying to stave off a man-made mass extinction.
Louie Psihoyos, Heather Dawn Rally, Michael Novacek, Christopher W. Clark, Kirk Johnson, Ady Gil, Shawn Heinrichs, Paul Hilton, Charles Hambleton, David Doubilet, Jerry Greenberg, ...