Artist: Roi Méndez - Voices: Roi Méndez - Artist: Veintiuno - Voice: Diego Arroyo - Voices: Diego Arroyo - Drums: José Narváez - Bass Guitar: Yago Banet - Guitar: Diego Arroyo - Guitar: Jaime Summers - Keyboards: Diego Arroyo - Programmer: Diego Arroyo - Programmer: Jaime Summers - Programmer: José Narváez - Recording Engineer: Alejandro Moreno - Producer: Jaime Summers - Mixer: Felipe Guevara - Mastering Engineer: Kevin Peterson