The Ascent of Man is a thirteen-part documentary television series produced by the BBC and Time-Life Films first transmitted in 1973, written and presented by Jacob Bronowski.
http://en.wikipedia.org/wiki/The_Ascent_of_Man
Playlist:
http://www.youtube.com/watch?v=-QetE6WvBFY&feature=bf_prev&list=PL9D6C6564285AFD14