Rainbow Quest: The Stanley Brothers  (2004)

Theatrical Release Information:
Rainbow Quest: The Stanley Brothers

One of the great figures of American folk music, Pete Seeger, was the creator and host for the classic television series Rainbow Quest, which featured interviews and performances from legendary artists of the folk tradition. This episode puts the focus on bluegrass, with appearances by the Stanley Brothers, featuring Ralph Stanley, who later rose to mainstream stardom with his appearance on the O Brother, Where Art Thou? soundtrack, and his brother Carter Stanley, in one of his last filmed performances. ~ Mark Deming, All Movie Guide