Credits

Muddy Waters: Guitar
Little Walter: Guitar, Harmonica, Vocals
J.B. Lenoir: Guitar, Vocals
Jimmy Rogers: Guitar
Robert Lockwood, Jr.: Guitar
Sunnyland Slim: Piano
Joe Brown: Supervisor
Fred Mendelsohn: Supervisor
Babyface Leroy Foster: Drums, Vocals
Al Brandtner: Design
Robert G. Koester: Producer
Steve Wagner: Producer
Valerie Wilmer: Photography
Alfred Wallace: Drums
Ernest "Big" Crawford: Bass
Dave Jones: Quality Control
Jim O'Neal: Liner Notes
Paul Underwood: Engineer
Oliver Alcorn: Tenor Saxophone
Monroe Passis: Supervisor