两个不同种的原始人的相遇，让这世界学会了谅解亦或只是无奈的接受？尼安德特人在这个星球生活了超过 30万年，大约3万年尼安德特完全灭绝了。尼安德特人血液是否仍然在我们的血管中流？没有人知道，除了“奥”－最后的尼安德特人！
Helmi Dridi
Aguk
Vesela Kazakova
Unak
Aruna Shields
Aki - Homo sapiens woman who crosses the road to Ao
Simon Paul Sutton
Ao - a Neanderthal whose clan was massacred
Yavor Veselinov
Aka
Sara Malaterre
Wana - the daughter of Ao and four years of Aki
Ilian Ivanov
Ao - nine years
Craig Morris
Boorh - a clan member of Ao / Itkio
Agie
The White Bear
