크레딧 출연 Bill Monroe Self Lester Flatt Self (archive footage) Mac Wiseman Narrator (voice) Jimmy Martin Self Bobby Osborne Self Sonny Osborne Self Don Reno Self (archive footage) Earl Scruggs Self Ralph Stanley Self Alison Krauss Self 스텝 Rachel Liebling Directing Rachel Liebling Writing Allen Moore Crew Buddy Squires Crew Toby Shimin Editing Tova Darling Sound