Narrator (voice)

Werner Herzog

Directing

Self - Volcanologist

Clive Oppenheimer

Acting

Self - Transportation Dept

Scott Rowland

Acting

Self - Philosopher, Forklift Driver

Stefan Pashov

Acting

Self - Glaciologist

Doug MacAyeal

Acting

Self - Filmmaker, Cook

Ryan Andrew Evans

Acting

Self - Survival School Instructor

Kevin Emery

Acting

Self - Nutritional Ecologist

Olav T. Oftedal

Acting

Self - Physiologist

Regina Eisert

Acting

Self - Journeyman Plumber

David R. Pacheco Jr.

Acting

Self - Cell Biologist

Samuel S. Bowser

Acting

Self - Zoologist

Jan Pawlowski

Acting

Self - Linguist, Computer Expert

William Jirsa

Acting

Self - Traveler, Computer Expert

Karen Joyce

Acting

Self - Utility Mechanic

Libor Zicha

Acting

Self - Multiple World Record Holder

Ashrita Furman

Acting

Self - Marine Ecologist

David Ainley

Acting

Self - Volcanologist, Geochronologist

William McIntosh

Acting

Self - Physicist

Peter Gorham

Acting

Self - (archive footage)

Ernest Shackleton

Acting

Self - General Assistant

Shaun Phillip Cantwell

Acting