tracks 1-8 arranged by, piano, leader, music director Rafael Ithier
tracks 1-8 bass Fernando Perez
bongos Jose Miguel Laboy
congas Miguel Torres
coro Angel "Cachete" Maldonado
coro El Coro Delincuente Del Gran Combo
coro Gilberto Santa Rosa
coro Jesus "Papo" Sanchez
tracks 1-8 coro, lead vocals Charlie Aponte
tracks 1-8 coro, lead vocals Jerry Rivas
tracks 1-8 coro, lead vocals Papo Rosario
design, lettering Evi Marchany
tracks 1-8 drums Edgardo Morales
tracks 1-8 engineer Jesus "Papo" Sanchez
photography by Ed Fernandez
photography by Jimmy Araúz
tracks 1-8 producer Ralph Cartagena
tracks 1-8 saxophone Eddie Perez
tracks 1-8 saxophone Freddie Miranda
tracks 1-8 trombone Fanny Ceballos
tracks 1-8 trombone Freddie Miranda
tracks 1-8 trumpet Taty Maldonado
tracks 1-8 trumpet Victor Rodriguez
Record Company Combo Records Productions
Distributed By Rico Records
Distributed By Combo Records (2)
Phonographic Copyright (p) Combo Records Productions
Copyright (c) Cartagena Publishing
Recorded At Televicentro Sound Studio
Mixed At Televicentro Sound Studio
Matrix / Runout: RCSLP-208̶ 4 RCSLP-2045 - A 12P5048 10-85 523-10 (LADO A [etched])
Matrix / Runout: RCSLP-208̶ 4 (LADO A 8 converted to 4, correct release underneath)
Matrix / Runout: RCSLP-2045 - B 12P-5048 10-85 523-10 (LADO B [etched])