Verborgen im Eis: Geheimnisse aus der Vergangenheit

Jeff Teravainen (Narrator), Karen Bellinger (Self - Archaeologist & Historian), David O'Keefe (Self - Military Historian), Jeff Rose (Self - Archaeologist), Natasha Billson (Self - Archaeologist & Historian / Self - Glaciologist), Mike McFerrin (Self - Glaciologist), Tyler Irving (Self - Science Reporter), SHINI SOMARA (Self - Engineer & Fluid Dynamicist), Jamie Clarke (Self - Adventurer), Frank Wolff (Self - Adventurer & Historian)