-
Etta James: Vocals, composer (11, 13, 14)
- Harvey Fuqua: Vocals (Duet) (11-14), composer (11, 13, 14)
-
Riley Hampton: Conductor, arranger
-
Riley Hampton Orchestra: Orchestra, ensemble
- Sonny Thompson: Composer (A1)
- Eddie Bocage: Composer (A2)
- Paul Gayten: Composer (A2)
- Milton Ager: Composer (A3)
- Jean Schwartz: Composer (A3)
- Ned Wever: Composer (A3)
- Barbara Belle: Composer (A4)
- Composer (A4): Composer (A4)
- Louis Prima: Composer (A4)
- Stan Rhodes: Composer (A4)
- C. Uto: Composer (A5)
-
Willie Dixon: Composer (B1, 12)
- Mack Gordon: Composer (B2)
- Harry Warren: Composer (B2)
- Billy Davis: Composer (B3)
- Harold Arlen: Composer (B4)
- Ted Koehler: Composer (B4)
- Charles Clapp: Composer (B5)
- Leonard Chess: Producer
- Phil Chess: Producer
- Andy McKaie: Reissue producer, liner notes
- Beth Stempel: Production coordination
- Bob Schnieders: Coordination, research
- Erick Labson: Remixing
- Vartan: Art direction
- Michael Diehl: Reissue design
- Don Kamerer: Liner notes
(*) Bonus tracks (11-14) on 1999 CD reissue