Vocals: Leon Gieco - Vocals: Jaime López - Vocals: Claudia Puyó - Drums: Vinnie Colaiuta - Percussion: Luis Conté - Bass Guitar: Leland Sklar - Guitar: Michael Thompson - Keyboards: Luis Gurevich - Vocalist: Martina Gurevich - Recording Engineer: Gustavo Borner - Mix Engineer: Gustavo Borner - Vocal Engineer: Luis Gurevich - Vocal Engineer: Miguel Arcos Dominguez - Other: Noah Hubbell - Other: Leonardo Bertinelli - Other: Rodrigo Martins - Mastering Engineer: Gustavo Borner - Executive Producer: Gustavo Borner - Other: Gustavo Borner - Other: Virginia Taranto - Executive Producer: León Gieco - Executive Producer: Luis Gurevich - Principal Director of Music: León Gieco - Other: Luis Gurevich