Cast 21

1. 

   Werner Herzog

   Narrator (voice)

2. 

   Clive Oppenheimer

   Self - Volcanologist

3. Scott Rowland

   Self - Transportation Dept

4. Stefan Pashov

   Self - Philosopher, Forklift Driver

5. Doug MacAyeal

   Self - Glaciologist

6. Ryan Andrew Evans

   Self - Filmmaker, Cook

7. Kevin Emery

   Self - Survival School Instructor

8. Olav T. Oftedal

   Self - Nutritional Ecologist

9. Regina Eisert

   Self - Physiologist

10. David R. Pacheco Jr.

    Self - Journeyman Plumber

11. Samuel S. Bowser

    Self - Cell Biologist

12. Jan Pawlowski

    Self - Zoologist

13. William Jirsa

    Self - Linguist, Computer Expert

14. Karen Joyce

    Self - Traveler, Computer Expert

15. Libor Zicha

    Self - Utility Mechanic

16. Ashrita Furman

    Self - Multiple World Record Holder

17. David Ainley

    Self - Marine Ecologist

18. William McIntosh

    Self - Volcanologist, Geochronologist

19. Peter Gorham

    Self - Physicist

20. 

    Ernest Shackleton

    Self - (archive footage)

21. Shaun Phillip Cantwell

    Self - General Assistant

Crew 9