A film featuring the veteran soul music artists and music of Stax Records. It tells the story of soul, a musical genre that was to have a major influence on other styles of music for decades. Ten legends of soul talk about the beginnings and still show at their concerts today that, despite their advanced age, they have lost none of the energy and joie de vivre that defines this music.

A documentary film about the Afro-American Woodstock concert held in Los Angeles seven years after the Watts riots. Director Mel Stuart mixes footage from the concert with footage of the living conditions in the current-day Watts neighborhood.