genus: Music, Documentary
cast: Bill Monroe, Earl Scruggs, Lester Flatt, Alison Krauss, Del McCoury, Peter Rowan
cantavit: Teresa Day (Writer), Nick Helton (Director), Matt Grimm (Director), Matt Grimm (Producer), Nick Helton (Producer), Matt Grimm (Editor)
Studio: PBS International
runtime: 116 minutes
qualis: HD
release: Aug 30, 2019
IMDb: 10
Patriam: United States of America
Lingua: English