B4 Mr. Walker 3:35
Alto Saxophone, Baritone Saxophone, English Horn, Clarinet – Stan Webb
Alto Saxophone, Flute, Piccolo Flute – Ray Beckenstein
Arranged By – Don Sebesky
Bass – Richard Davis
Bassoon, Clarinet, Tenor Saxophone – Walter Kane
Engineer – Rudy Van Gelder
French Horn – Jim Buffington
Guitar – Al Casamenti, Bucky Pizzarelli, Wes Montgomery
Liner Notes – Johnny Magnus
Percussion – Grady Tate, Ray Barretto
Photography By [Cover] – Ken Whitmore
Piano – Herbie Hancock
Producer – Creed Taylor
Trombone – Bill Watrous, John Messner, Wayne Andre
Trumpet – Bernie Glow, James Nottingham, Mel Davis
Tuba – Don Butterfield
Vibraphone [Vibes], Castanets, Performer [Scratcher] – Jack Jennings