Recurring Guest Characters Author, Origins of the Gods 1 guest appearances Physicist, CUNY 1 guest appearances Anthropologist / Archaeologist 1 guest appearances Author, Beneath the Pyramids 1 guest appearances Bioarchaeologist, Viking Age 1 guest appearances Founding Curator, Joseph Campbell Archives 1 guest appearances Author, The Americans on D-Day 1 guest appearances Author, The Beast of Boggy Creek 1 guest appearances Jeff Hecht - Author, Lasers, Death Rays 1 guest appearances Deepak Shimkhada, Ph.D. - Ret. Adjunct Professor, Chaffey College 1 guest appearances Praveen Mohan - Author / Researcher 1 guest appearances Joel Klein, Ph.D. - Curator, The Huntington 1 guest appearances Elisabeth Berry Drago, Ph.D. - Curator, Science History Institute 1 guest appearances Laurence Totelin, Ph.D. - Professor in Ancient History, Cardiff University 1 guest appearances John Nance - Ret. Comm'l Pilot / Aviation Expert 1 guest appearances Tony Romeo - CEO. Deep Sea Vision 1 guest appearances Ric Gillespie - Executive Director, TIGHAR 1 guest appearances Adrian Schimnowski - CEO. Artic Research Foundation 1 guest appearances Roger Marsters, Ph.D. - Curator of Marine History, Nova Scotia Museum 1 guest appearances Dennis Spragg - Curator, Glenn Miller Collections 1 guest appearances ⇤ « 1 2 3 4 » ⇥