Alto Saxophone – Steve Potts
Cello, Voice – Irene Aebi
Double Bass – Kent Carter (tracks: 1, 2, 9 to 12)
Drums – Aldo Romano (tracks: 1, 2), Oliver Johnson
Soprano Saxophone – Steve Lacy (tracks: 1, 2, 4 to 12)
Synthesizer – Richard Teitelbaum (tracks: 4 to 8)
Trumpet – Enrico Rava (tracks: 1, 2)
Vibraphone – Karl Berger (tracks: 1 to 3)
Voice – Irene Aebi (tracks: 1, 4, 6, 8 1o 12)