El Progreso / The Progress

Credits

• Alfredo Valdes, Jr.
  piano
• Andy García
  background vocals
• Carlos Montiel
  background vocals
• Daniel Palacio
  background vocals
• Israel “Cachao” López
  arranger, double bass
• Juanito Márquez
  background vocals
• Nelson González
  background vocals
• Nelson Regueira Márquez
  background vocals
• Néstor Torres
  flute
• Orestes Vilató
  background vocals, timbales
• Rafael “Felo” Barrio
  güiro, vocal
• Richie Flores
  congas
• Rolando Laserie
  background vocals
• Russel Cantor
  conductor