Credits

Herbie Hancock: Piano
Ron Carter: Bass
Bobby Hutcherson: Marimba, Vibe Master, Vibraphone
Gary Peacock: Bass
Richard Davis: Bass
Sam Rivers: Tenor Saxophone
Tony Williams: Drums, Timpani, Maracas, Triangle, Wood Block
Rudy Van Gelder: Remastering, Recording
Michael Cuscuna: Reissue Producer
Reid Miles: Design
Alfred Lion: Producer
Bob Blumenthal: Liner Notes
Francis Wolff: Cover Photo, Photography