Werner Herzog

as Narrator (voice)

Clive Oppenheimer

as Self - Volcanologist

Scott Rowland

as Self - Transportation Dept

Stefan Pashov

as Self - Philosopher, Forklift Driver

Doug MacAyeal

as Self - Glaciologist

Ryan Andrew Evans

as Self - Filmmaker, Cook

Kevin Emery

as Self - Survival School Instructor

Olav T. Oftedal

as Self - Nutritional Ecologist