Producer: Alejandro Contreras - Artist: Daniel Lazo - Rhythm Arranger: Alejandro Contreras - Mastering Engineer: José María Gomez - Drums & Percussion: Alejandro Contreras - Bass Guitar: Enrique López Lezama - Guitar: Ernesto Ayala - Piano: Mario I. Contreras De La Sierr - Voices: Mario I. Contreras De La Sierr - Keyboards: Mario I. Contreras De La Sierr - Mix Engineer: Gabriel Castañon