Cast
Self - Director, NASA Goddard Institute
Himself / Self - Professor of Theoretical Physics, City University of New York
Himself / Self - Astrophysicist: American Museum of Natural History
Self - Senior Scientist - Southwest Research Institute
Self - Arms Control Analyst - Center for American Progress
Self - Executive Director, Bulletin of Atomic Scientists
Self - Trauma Psychologist
Self - Professor of Biophysics, Stanford University
Self - Witness to 1918 Flu
Self - Professor of Geohazards, University College London
Self - Atmospheric Scientist
Self - Professor of Astronomy, Yale University
Self - Pastor - Dove Christian Center
Self - Director - International Institute of Artificial Intelligence - China
Self - Director - National Center for Disaster Preparedness - Columbia University
Self - Atmospheric Scientist
Self - Volcanologist, University of Wales
Self - Rapid City Firefighter
Self - Professor of Cybernetics, University of Reading
Self - Senior Fellow - Council on Foreign Relations
Self - Professor of Geosciences, Princeton University
Self - Center for Infectious Disease Research & Policy, University of Minnesota
Self - Professor of Earth Sciences, New York University
Self - Astrophysicist, American Museum of Natural History
Self - Rapid City Firefighter
Self - Custer County Sheriff
Self - Director, Institute for Homeland Security
Self - Rapid City Regional Hospital
Self - National Center for Biodefense & Infectious Diseases, George Mason University
Self - Co-Author "Climate Change Impacts on the United States"
Self - Wildlife Conservation Society
