Santo and Mantequilla Nápoles team up to end the curse of La Llorona by getting ahold of a special medallion. Unfortunately, La Llorona escapes in the process.
El Santo
as Santo
José Nápoles
as Mantequilla Nápoles
Alfonso Castaño
as Professor Esteban Lira
Sonia Cavazos
as Sonia
Kikis Herrera Calles
as Doña Eugenia Esparza
René Cardona
as Severo Segovia
Ana Lilia Tovar
as Lilia
Carlos Suárez
as El tuerto
Marcia Montes
as Eviada de Lucifer
Alejandra Murga
as Martita
El Hijo del Santo
as Carlitos (as Jorge Guzmán)
Octavio Menduet
as Descendiente de Gonzaga
