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Cast | + Add Cast |
5 cast members |
Name | Known for |
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Aníta Briem
Narrator (voice) (as Anita Briem)
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Duane Griffin
Self - Prof. of Geography Bucknell University
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David Standish
Self - Author 'Hollow Earth'
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Mike Heare
Self - Park Services Specialist Koreshan State Historic Site
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Dave Stevenson
Self - Prof. of Planetary Science Caltech
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