drums, electronics Chris Cutler
guitar Victor Méndez
guitar, effects Fred Frith
horn [trombatron] Arturo Romo
tracks a3, a6 piano [strings] Salvador Cruz
piano, saxophone, trumpet, horn [saxpeta] Germán Bringas
tabla, percussion Francisco Bringas
tracks a3, a6 violin Luis Flores
Cardboard cog shaped foldout sleeve