Tanja Dohse

Self - Narrator (voice)

Kristian Havidtfelt Nielsen

Self - Historian

Sören Gregersen

Self - Former Camp Century Worker

Chuck Rose

Self - Former US Air Force

Сергей Хрущёв

Self - Engineer

Aleqa Hammond

Self - Politician

Horst Machguth

Self - Glaciologist

Nikita Hruşçyov

Self - Politician (archive footage)