Distributia
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Al WordenEl însuși
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Nick PopeEl însuși
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William J. BirnesHimself - Author, ' The Day After Roswell'
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David BrinHimself - Physicist and Science Fiction Author
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Erik DellumsNarrator (as Erik Todd Dellums)
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James W. HustonHimself - Author and Defense Expert
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James E. ObergHimself - Mission Control Veteran (as James Oberg)
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Mike CappsHimself - Technology Theorist
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Matt GengeHimself - Planetary Scientist
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Marc D'AntonioHimself - Chief Image Analyst, MUFON
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Pascal LeeHimself - NASA Planetary Scientist
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Richard HooverHimself - Former NASA Astrobiologist (as Richard B. Hoover)
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Kevin H. BainesHimself - Planetary Scientist (as Kevin Baines)
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Laurence GarvieHimself - Meteorite Expert
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Bruce JakoskyHimself - Planetary Scientist
