Artwork [Cover Art]: Dario Campanile

Bass: Henry Davis

Bass: Louis Johnson

Bass: Paul Jackson (2)

Drums: Harvey Mason

Drums: James Gadson

Drums: Mike Clark (2)

Engineer: David Rubinson

Engineer: Fred Catero

Engineer: Jack Leahy

Guitar: Blackbyrd McKnight

Guitar: David T. Walker

Guitar, Talkbox [Voice Bag], Synthesizer [Maestro Universal Synthesizer System, Maestro Sample And Hold Unit]: Melvin "Wah Wah" Watson

Harmonica: Stevie Wonder

Management: Adam's Dad Management Co.

Mastered By: George Horn

Mastered By: Phil Brown

Percussion: Bill Summers

Piano, Electric Piano [Fender Rhodes], Synthesizer [Arp Odyssey, Pro Soloist, 2600, String Ensemble Synthsizers], Clavinet [Hohner D 6], Synthesizer [Oberheim Polyphonic]: Herbie Hancock

Producer: David Rubinson & Friends, Inc.

Producer: Herbie Hancock

Saxophone, Flute: Ernie Watts

Saxophone, Flute: Jim Horn

Soprano Saxophone: Wayne Shorter

Soprano Saxophone, Tenor Saxophone, Saxello, Bass Clarinet, Bass Flute, Alto Flute: Bennie Maupin

Trombone: Garnett Brown

Trumpet: Bud Brisbois

Trumpet: Jay DaVersa

Tuba, Bass Trombone: Dick Hyde