Ricardo Agurcia
饰:Self - Archaeologist, Copan Association
Jamie Effros
饰:Narrator
Stephen Lekson
饰:Self - Archaeologist, University of Colorado, Boulder
Stuart Woolf
饰:Self - President, Woolf Farming Company
贾雷德·戴蒙德
Jared Diamond
饰:Himself - Author of Collapse: How Societies Choose to Fail or Su
James Howard Kunstler
James Howard Kunstler
饰:Himself - Author of The Long Emergency
Joseph Tainter
Joseph Tainter
饰:Himself - Author of The Collapse of Complex Societies
Malachi Tsoodle-Nelson
饰:Pilrgim