Voice: FAC y JARA - Producer: Juan Luís Martínez Martí - Recording Arranger: Félix Alarcón Cano - Recording Arranger: Simón Lorente Baños - Mixer: Juan Luís Martínez Martí - Mastering Engineer: Juan Luís Martínez Martí - Bass Guitar: Félix Alarcón Cano - Bass Guitar: Simón Lorente Baños