- Leaders:
- Sonny Bravo: Piano, coro, recording director
- John Rodriguez Jr.: Bongos, guiro, conga (merengue rhithm section), producer

Personnel:
- Jose Alberto: Lead vocals, maracas, palos (merengue rhithm section)
- Alfredo De La Fe: 5 string violin
- Jose Grajales: Congas, cover concept
- Rene Lopez: Lead trumpet
- Nicky Marrero: Drums
- Dick "Taco" Meza: Flute, tenor sas
- Dave Perez: Bass
- Mario Rivera: Soprano sax, baritone sax
- Lionel Sanchez: Trumpet

Coro:
- Felo Barrio: Composer (A1)
- Roberto Rodriguez
- Jeanette Rodriguez
- Nestor Sanchez
- Roberto Torres

Guests:
- Mario Bauza: Alto sax (A2, A4)
- Rafael Cortijo: Conga (B3)
- Kako: Conga (B3)
- Andy Gonzalez: Bass (A1)
- Ruben "Cachete" Maldonado: Bata (A2, B4)
- Yomo Toro: Cuatro (B3)
- Roger Squitero: Brazilian percussion (B4)
- Wilfredo Velez: Baritone sax (A1, B3)

Merengue rhithm section:
- Rosendo "Papo" Burgos: Conga
- Jose "Chifo" Mercedes: Guira
- Jose Antonio Peña: Tambora
- Silvio Sibonilla: Conga

- Elmer Ferreira: Composer (A2)
- Johnny Ortiz: Composer (A3)
- Eddy Raul: Composer (B1)
- Ramon Rodriguez: Composer (B2)
- T. Curet Alonso: Composer (B3)
- Tony Croato: Composer (B3)
- Mario Valdes: Composer (B4)

- Irv Greenbaum: Engineer
- Alfredo Li: Engineer
- Mario Salvati: Engineer

- Graphic design: John Vogel
- Frank Kolleogy: Photographer