composed by, voice, electronics Karlheinz Stockhausen
double bass J.-F. Jenny-Clark
drums, percussion Jean-Pierre Drouet
tracks b electronics Harald Bojé
tracks b percussion Alfred Alings
tracks b percussion Rolf Gehlhaar
tracks b piano Aloys Kontarsky
tracks a piano, organ Carlos Roqué Alsina
tenor saxophone, clarinet, bass clarinet, flute Michel Portal
viola Johannes G. Fritsch