Улоги
Jonathan KeebleSelf - Narrator (UK)- Tony PraveSelf - Geologist, University of St. Andrews
- Mike PolandSelf - Geologist, U.S. Geological Survey
- Nick PetfordSelf - Bournemouth University
- Charles MerguerianSelf - Geologist, Hofstra University
- Karl E. KarlstromSelf - Geologist, University of New Mexico
- Bob AndersonPhotographer, University of Colorado at Boulder
- Bill McGuireSelf - Geologist, University College London
Сцеарист:
Kate Dart
Наратор:
Corey Johnson
Слики
Прегледи
Нема Прегледи
In Every Season 
Наше маало 
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