Voice: José Mercé - Producer: Antonio Orozco - Producer: Jordi Culell - Mixer: Max Miglin - Mastering Engineer: Max Miglin - Vocal Editing: Jordi Culell - Vocal Editing: Pedro Javier Hermosilla - Percussion: Antonio Orozco - Vocal Engineer: Antonio Orozco - Vocal Engineer: Pedro Javier Hermosilla - Vocal Engineer: Jordi Culell