Jay Clayton (vocals), Joan LaBarbara (vocals), Janice Jarrett (vocals), Leslie Scott (piccolo), Steve Reich (percussion/piano), Russ Hartenberger (percussion/piano), Bob Becker (percussion/piano), James Preiss (percussion/piano), Tim Ferchen (percussion), Steve Chambers (percussion/piano/organ), Cornelius Cardew (percussion), Glen Velez (percussion/piano), Ben Harms (percussion)