Characters played by Sigourney Weaver
Narrator - US Version
Characters played by David Attenborough
Self - Narrator
Characters played by Nikolay Drozdov
Narrator
Characters played by Thomas Anguti Johnston
Inuktitut Narrator
Characters played by Huw Cordey
Self - Producer
Self
Characters played by Mark Linfield
Self
Self - Producer
Characters played by Doug Allan
Self
Characters played by Chadden Hunter
Self - Field Assistant
Characters played by Jeff Wilson
Self
Characters played by Rick Rosenthal
Self
Characters played by Michael Kelem
Self
Characters played by Simon King
Self
Characters played by Doug Anderson
Self
Characters played by Jonathan Keeling
Self
Characters played by Justine Evans
Self
Characters played by Peter Scoones
Self
Characters played by Tom Clarke
Self - Camerman
Characters played by Paul Stewart
Self
Characters played by Warwick Sloss
Self - Cameraman
Characters played by Mike Holding
Self
Characters played by Haroldo Palo Jr.
Self
Characters played by Peter Perlstein
Self
Characters played by Dany Cleyet-Marrel
Self - Cinébulle Pilot
Inventor
Characters played by Choi Jen
Self - Tracker
Characters played by Tania Jenkins
Self