Harry Smith
Narrator (voice)
F. Murray Abraham
Self
Donald C. Johanson
Narrator
George Page
Narrator (voice) / Host
David Attenborough
Narrator (voice)
Jay O. Sanders
Narrator
Harry Smith
Narrator (voice)
Nora Young
Narrator (voice)
Jayce Bartok
Host
Gordon Buchanan
Narrator (voice)
Kevin Draine
Narrator / Narrator (voice)
Olga Merediz
Narrator (voice)
Nyambi Nyambi
Narrator (voice)
Allan Peck
Narrator (voice)
Daniel Stern
Narrator (voice)
Toby Leonard Moore
Narrator (voice)
Chris Morgan
Narrator (voice)
Uma Thurman
Narrator (voice)
Paul Giamatti
Narrator (voice)
Campbell Scott
Narrator (voice)
Russell Boulter
Host
Juju Chang