Calificación
Reparto

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

Никита Хрущёв
Self - Politician (archive footage)

Dwight D. Eisenhower
Self - Politician (archive footage)

Richard Nixon
Self - Politician (archive footage)

John F. Kennedy
Self - Politician (archive footage)

Yuri Gagarin
Self - Cosmonaut (archive footage)