Werner Herzog

Narrator (voice)

Clive Oppenheimer

Self - Volcanologist

Scott Rowland

Self - Transportation Dept

Stefan Pashov

Self - Philosopher, Forklift Driver

Doug MacAyeal

Self - Glaciologist

Ryan Andrew Evans

Self - Filmmaker, Cook

Kevin Emery

Self - Survival School Instructor

Olav T. Oftedal

Self - Nutritional Ecologist

Regina Eisert

Self - Physiologist

David R. Pacheco Jr.

Self - Journeyman Plumber

Samuel S. Bowser

Self - Cell Biologist

Jan Pawlowski

Self - Zoologist