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Cast
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James Lurieas Narrator (voice) -
Seth Shostakas Self - SETI Institute -
Nick Popeas Self - U.K. Ministry of Defense -
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Brian De Toyas Self - Director of Defense Studies, West Point
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Stephen Hawkingas Self - Theoretical Physicist (archive footage) -
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Paul Springeras Self - USAF Air Command and Staff College
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Travis Tayloras Self - Physicist & Author
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Bob Boanas Self - Co-Author, Alien Invasion: How to Defend Earth