Credits
Hector Casanova: Maracas
Isidro Infante: Piano, Arranger
Johnny Pacheco: Flute, Director, Güiro, Soloist
Louie Ramirez: Arranger
Milton Cardona: Chorus, Congas, Percussion, Backing Vocals
Ricardo Marrero: Cuica, Culca, Vibraphone
Sal Cuevas: Bass
Héctor Lavoe: Chorus, Coros, Vocals, Backing Vocals
Richie Ray: Piano
José Mangual: Chorus, Coros, Backing Vocals
John Andrews: Timbales
Jose Madera: Arranger
Lewis Kahn: Trombone
Pablo Rosario: Bongos, Campana, Cowbell
Brenda Feliciano: Chorus, Coros, Vocals, Backing Vocals
Irving Greenbaum: Engineer
Jerry Masucci: Producer
Leopoldo Pineda: Trombone
Puchi Lavoe: Producer, Assistant Producer
Prof. Joe Torres: Piano