- Celia Cruz: Vocal (B2)
- Johnny Pacheco: Recording director, featuring (A3)
- Roberto Roena: Bongo, featuring (A2, B1)
- Papo Lucca: Piano, featuring (B3)
- Ismael Rivera: Vocal (A5)
- Santos Colón: Vocal (B4)
- Cheo Feliciano: Vocal (A4)
- Hector Lavoe: Vocal (A1)
- Willie Colon: Vocal (A3), composer (A3)
- Ismael Miranda: Vocal (B3)
- Pete "El Conde" Rodriguez: Vocal (B5)
- Adalberto Santiago: Vocal (A2), composer (A2)

- Sal Cuevas: Bass
- Eddie Montalvo: Conga
- Nicky Marrero: Timbales
- Yomo Toro: Cuatro, featuring (B5)
- Juancito Torres: Trumpet, featuring (A1, B3, B4)
- Luis "Perico" Ortiz: Trumpet, featuring (B1)
- Hector "Bomberito" Zarzuela: Trumpet
- Tony Barrero: Trumpet
- Reinaldo Jorge: Trombone
- Leopoldo Pineda: Trombone
- Lewis Kahn: Trombone
- Ismael Quintana: Maracas

- Gerard Grimaud: Composer (A1)
- Justi Barreto: Composer (A4)
- Guillermo Rodríguez Fiffe: Composer (B1)
- Ludwig Simpson: Composer (B2)
- José Nogueras: Composer (B3)
- Augusto Algueró: Composer (B4)
- Tite Curet Alonso: Composer (B5)

- Francisco Zumaqué: Arranger (A1)
- José Madera: Arranger (A2)
- Luis García: Arranger (A3, A4, B3-B5), featuring (B5)
- Javier Vázquez: Arranger (B1)
- Louie Ramírez: Arranger (B2), featuring (A4)

- Jerry Masucci: Producer, composer (A4, B2)
- Frank Kolleogy: Photography
- Ron Levin: Cover design