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Mysterious Structures

Theorists explain how alien technology may be responsible for massive structures like the 3,000 megalithic stones in the French village of Carna, precision-cut blocks at Puma Punku in Peru and the Gobekli Tepe's 12,000-year-old circular structures.

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Name Type Role
Max Thompson Writer
Deborah 'Debbie' Blum Writer
Brian Coughlin Writer
Kaylan Eggert Writer
James Goldin Writer
Frankie Glass Producer Supervising Producer
Rich Monahan Producer Supervising Producer
Robert 'Rob' Beemer Producer Supervising Producer
Edith Becker Producer
Jim Hense Producer
Tree Wright Producer
John Brandenburg Guest Star Self - Plasma Physicist, Orbital Technologies
Linda Moulton Howe Guest Star Self - Investigative Journalist, Earthfiles
George Noory Guest Star Self - Radio Host, Coast to Coast AM
Jonathan Young Guest Star Self - Founding Curator, Joseph Campbell Archives
Graham Hancock Guest Star Self - Author, Supernatural
David Childress Guest Star Self - Author, Technology of the Gods
Charles Love Guest Star Self - Archaeologist, West Wyoming Community College
Philip Coppens Guest Star Self - Author, The Lost Civilization Enigma
Andrew Collins Guest Star Self - Author, Beneath the Pyramids
Michael Cremo Guest Star Self - Author, Forbidden Archeology
Rusty McClure Guest Star Self - Author, Coral Castle
Roger Hopkins Guest Star Self - Stone Sculptor
Bill Birnes Guest Star Self - Author/Publisher, UFO Magazine
Giorgio A. Tsoukalos Guest Star Self - Publisher, Legendary Times Magazine
Sara Seager Guest Star Self - Prof. of Planetary Sciences, MIT
Michael Dunn Guest Star Self - Mining Engineer
Christopher 'Chris' Stevenson Guest Star Self - Archaeologist, Richard Blaine College
Erich von Däniken Guest Star Self - Author, Chariots of the Gods
Scott Hartford Executive Producer Co-Executive Producer
Kevin Burns Executive Producer
Susan E. Leventhal Executive Producer for H2 Network
Kim Sheerin Executive Producer
Max Thompson Executive Producer
David Comtois Executive Producer Co-Executive Producer