This is a perfect timeline of human evolution and adaptation. It is easy to follow with real actors and actress. Narrated by Alec Baldwin! Minimum nudity in this documentary when apes lose their hair before Neanderthals dress. This part can be easily skipped.
I have an accompanying PowerPoint available, too.
"Professor Robert Winston meets Lucy, the first upright ape, and follows her ancestors on the three-million-year journey to civilisation. Broadcast in 2003, Walking with Cavemen combined special effects with the latest scientific theories, to show us what it really means to be human."
Images from: http://www.bbc.co.uk/sn/prehistoric_life/tv_radio/wwcavemen/