Bass – John „Flaco“ Rivera
Bongos – George „Chu“ Del
Congas – Jimmy Maeulen*
Design – Izzy Sanabria
Leader, Trumpet – Bobby Valentin
Photography By [Cover Photo] – Larry Harlow
Piano – Joe Torres*
Producer – Jerry Masucci
Recording Supervisor – Johnny Pacheco
Saxophone – Cookie Mattero
Timbales – Fred „Poppy“ Pagani
Trombone – Glen John Miller
Vocals – Marcelino „Junior“ Morales
Written-By – Bobby Valentin (tracks: A1-A4, B1, B3-B5)