bass, tres, coro, producer William Millan
congas Phil Velez
coro Adalberto Santiago
coro Roberto Torres
tracks a4, b3 lead vocals Jose Luis Ayala
lead vocals, coro Ray Ramos
maracas, guiro Pete Gomez
piano Ray Santiago
producer Joe Cain
timbales, bongos, tambora Reynaldo Alcantara
trumpet John D'Earth
trumpet Ken Fradley
tracks b3 written-by Jose Luis Ayala
tracks a1, a2, a3, b1 written-by Ray Ramos
tracks b2 written-by René Scull
tracks b4 written-by Reynaldo Alcantara
Manufactured By Mericana Record Corp.