Cello :
Rollice Dale, Denyse Buffum, Renita Koven, Virgina Majewski, Ronald Cooper, Selene Hurford
01 - Pack Up Your Bags
Featuring Art Wilson,
Vocal SoloRhythm Arrangement : Harvey Mason
String Arrangement : Jerry Peters
Background Vocal Arrangement : Harvey Mason
Piano : Jerry Peters
Guitar : Michael Sembello, Al McKay
Bass : Nathan Watts
Harp : Dorothy Ashby
Strings : Charles Veal
Background vocals : Maxine Willard Waters, Julia Tillman Waters, Venetta Fields
Drums, Vibes, Bells, Congas, Percussion : Harvey Mason
02 - Till You Take My Love
Featuring Merry Clayton, Vocal Solo
Rhythm Arrangement : David Foster, Harvey Mason
String Arrangement : Jerry Peters
Horns Arranged by Greg Adams
Piano : David Paich
Electric Piano : David Foster
Guitar : Ray Parker Jr., Jay Graydon, Phil Upchurch
Bass : Mike Porcaro
Percussion : Steve Forman
Horns : Tower Of Power (Lenny Pickett, Emilio Castillo, Steven 'Doc' Kupka, Mic Gillette, Greg Adams)
Strings : Charles Veal
Background vocals : Stephanie Spruill, Paulette McWilliams
Drums; Congas, Percussion : Harvey Mason
03 - Space Cadets
Bass : Louis Johnson
Guitar : Ray Parker Jr.
Electric Piano, Synthesizer : Dave Grusin
Percussion, Drums, Vocal : Harvey Mason
Special Effects : Hoppy Mason
04 - Freedom Either Way
Featuring Harvey Mason, Vocals
Rhythm Arrangement : Harvey Mason
Horns Arranged by Larry Williams
Bass : Louis Johnson
Guitar : Jay Graydon
Piano : David Foster
Percussion : Steve Forman
Horns : Seawind Horns (Larry Williams, Kim Hutchcroft, Jerry Hey)
Drums, Congas, Percussion : Harvey Mason
05 - Funk In A Mason Jar
Vocals : Merry Clayton, Sylvia Cox, Harvey Mason, Kenny Mason, Marvin Mason
Rhythm & Horns Arrangements : Harvey Mason
06 - What's Going On
Featuring George Benson, Solo Guitar ; Jorge Dalto, Acoustic Piano Solo
Bass : Stanley Banks
Electric Piano : Ronnie Foster
Percussion : Steve Forman
Strings : Charles Veal
Drums, Vibes, Congas, Percussion, Rhythm & Strings Arrangement : Harvey Mason
07 - Set It Free
Featuring Tom Scott, Tenor Solo ; Bob James, Piano Solo ; Stephanie Spruill, Paulette McWilliams, Vocals
Rhythm Arrangement : Bob James
Strings Arrangement : Jerry Peters
Vocals Arrangement : Harvey Mason
Bass : Verdine White
Guitar : David T. Walker, Lee Ritenour
Acoustic Guitar : Lee Ritenour
Percussion : Victor Feldman
Synthesizer : Dave Grusin
Strings : Charles Veal
Congas : Ralph MacDonald
Drums : Harvey Mason
08 - Phantazia
Featuring Lee Ritenour, Guitar Solo ; Anthony Jackson, Bass Guitar Solo ; Ronnie Foster, Mini Moog Solo
Rhythm Arrangements : Dave Grusin
Horns Arranged by Harvey Mason
Electric Piano : Dave Grusin
Synthesizer : Ian Underwood
Trumpet : Chuck Findley, Jerry Hey, Kenny Mason, Gary Grant
Trombone : Bill Watrous, Dick 'Slyde' Hyde
Percussion : Steve Forman
Percussion, Drums : Harvey Mason
09 - Liquid
Rhythm Arrangements : Bob James
Horns Arranged by Kenny Mason
Piano : Bob James
Bass : Verdine White
Guitar : David T. Walker, Lee Ritenour
Tenor Saxophone : Tom Scott
Percussion :
Victor Feldman
Synthesizer :
Dave GrusinTrumpet : Chuck Findley, Jerry Hey, Kenny Mason, Gary Grant
Trombone : Bill Watrous, Dick 'Slyde' Hyde
Drums : Harvey Mason