Voice: María Yfeu - Recording Arranger: María Yfeu - Recording Arranger: Julio Martín - Producer: Julio Martín - Mixer: Sergio Fernández - Mastering Engineer: Sergio Fernández - Guitar: Lucas De Mulder García - Drums: Mario Carrión García - Bass Guitar: Sergio Fernández Rodríguez - Flute: Clara Gallardo Román - Keyboards: Julio Martín Macías - Vocals: Julio Martín Macías