artwork [side b label] Scott Aicher
bass [bajo] Guero Sin Fe
directed by [director diabolico] Jr. Hozicon
drums [bateria] Fantasma
guitar [guitarras] Asesino
producer Billy Gould
producer Brujeria
voice [garganta] Juan Brujo
Mastered At K Disc Mastering
Mastered At Greg Lee Processing
Copyright (c) Scott Aicher
Side B label artwork: ©90 Aicher

Lacquer processing company uncredited, identified by the matrix numbers.
Matrix / Runout: NEM-26-LADO UNO CABEZASOS SABROSOS L-36718 (A-side, Etched)
Matrix / Runout: kdisc (A-side, Stamped)
Matrix / Runout: NEM-26-LADO DOS NARCOS SATANICOS L-36718-X (B-side, Etched)
Matrix / Runout: kdisc (B-side, Stamped)