[12] Diaz played most of the parts (fretted and fretless basses, keyboards, acoustic and electric guitars, percussion, etc.)

and included guest appearances of other South American players, such as Ricky Olarte on congas, Manuel Miranda on Sax, flute and Indian flutes, "Pato" Loza on drums, Beto Satragni on bass, Gustavo Paglia on bandoneon, Rikhi Hambra on tabla, and Miguel Angel Amaral on vocals.

In March 2009, he performed guitars and basses for the soundtrack of the film Undertow composed by Selma Mutal with whom he collaborated in the past, on the album Natural Energies.

[20] In 2012 he attended the Festival De Cannes as original score composer,[21] for the short film Quitte ou Double.

[24][25] In 2022 his track "Club Recoleta" from the album Elec' Tango was used on Tom McCarthy's feature film Stillwater.