Musicians:
- Ray Barretto: Musician, conga solo (B3)
- Willie Colon: Musician
- Larry Harlow: Musician, piano solo (B1), composer (B3), mixing engineer
- Johnny Pacheco: Producer, recording director, composer (B2), arranger (B2)
- Roberto Roena: Musician
- Bobby Valentin: Musician, arranger (A2, B1-B3)

Singers:
- Justo Betancourt: Singer, vocals (B2)
- Santos Colon: Singer
- Hector Lavoe: Singer, vocals (B3)
- Ismael Miranda: Singer
- Pete "Conde" Rodriguez: Singer

With:
- Lewis Kahn: Musician
- Ray Maldonado: Musician
- Nicky Marrero: Musician
- Luis Ortiz: Musician
- Victor Paz: Musician
- Barry Rogers: Musician
- Yomo Toro: Musician, tres solo (B2)

Guest Stars Courtesy of Vaya Records:
- Celia Cruz: Guest Star, vocals (A2)
- Mongo Santamaria: Guest Star, conga solo (B3)
- Bobby Cruz: Guest Star, vocals (A1), composer (A1), arranger (A1)
- Cheo Feliciano: Guest Star, vocals (B3)
- Ismael Quintana: Guest Star, vocals (B1), composer (B1)
- Ricardo Ray: Guest Star, piano solo (A1), composer (A1)

- Manu Dibango: Special invited guest, sax solo (B3)

- Jerry Masucci: Producer

- Jose Coaro Fumero: Composer (A2)
- Heny Alvarez: Composer (B3)

Recorded live at Yankee Stadium and at Coliseo Roberto Clemente,
San Juan, Puerto Rico, by Location Recorders
- Alan Manger: Recording engineer
- Good Vibrations Sound Studios: Mixer studio
- Jon Fausty: Mixing engineer

- Lee Marshall: Cover photo
- Ron Levine: Album design