Jeff Teravainen

Narrator

Jamie Clarke

Self, Self - Adventurer

Jeff Rose

Self - Archaeologist

Mike McFerrin

Self - Glaciologist, Self

Anthony Morgan

Self

Karen Bellinger

Self - Archaeologist & Historian

Hendrik Poinar

Self - Evolutionary Biologist

Anthony Cantor

Self - Historian

Alison Leonard

Self

Marina Elliott

Self

Natasha Billson

Self - Archaeologist & Historian, Self - Glaciologist

David O'Keefe

Self - Military Historian

Kim Tait

Self

Shini Somara

Self - Engineer & Fluid Dynamicist

Frank Wolf

Self - Adventurer & Historian

Amma Wakefield

Self

Tyler Irving

Self - Science Reporter