- Pedro Castillo ( guitars, violin, Mellotron, vocals )
- Giuglio Cesare Della Noce ( Yamaha acoustic piano, MKII Rhodes electric piano, Hammond B3 organ, Farfisa organ, Wurlitzer electric piano (1969), Minimoog, Polymoog, Elka strings, Hohner clavinet, Roland Space Echo RE 201 )
- Miguel Angel Echevarreneta ( bass, acoustic guitars )
- Gerardo Ubieda ( drums, percussion, keyboards (10) and additional keyboards on part II, The Lone Samurai )