Credits

Johnny Pacheco: Director, Recording Director
Nicky Marrero: Timbales
Héctor Lavoe: Vocals
Willie Colón: Leader, Trombone
James Taylor: Bass
Yayo El Indio: Vocals
Joe Santiago: Trombone
Dwight Brewster: Piano
Elliot Romero: Vocals
Pablo Rosario: Bongos
Irving Greenbaum: Engineer
Lubi Jovanovic: Liner Notes
Jerry Masucci: Producer
Eddie Guagua: Bass, Bajo
Bob Katz: Mastering