Credits

Herbie Hancock: Synthesizer, Keyboards, Piano, Vocals
Ron Carter: Bass
Willie Bobo: Drums, Timbales
Billy Higgins: Drums
Buster Williams: Bass
Chuck Israels: Bass
Dexter Gordon: Tenor Saxophone
Freddie Hubbard: Cornet, Trumpet, Flugelhorn
Grachan Moncur III: Trombone
Grant Green: Guitar
Hubert Laws: Flute
Jack Jeffers: Bass Trombone
Joe Henderson: Flute, Tenor Saxophone
Johnny Coles: Trumpet
Paul Chambers: Bass
Thad Jones: Flugelhorn
George Coleman: Tenor Saxophone
Jerome Richardson: Flute, Bass Clarinet
Peter Phillips: Bass Trombone
Mickey Roker: Drums
Albert "Tootie" Heath: Drums
Garnett Brown: Trombone
Romeo Penque: Bass Clarinet
Tony Studd: Bass Trombone
Osvaldo Martinez: Bongos, Congas
Butch Warren: Bass
Anthony Williams: Drums