Deseos (1977)
Snippets of a family drama involving a rebellious son coming to his depressing home village, his father, and a jaded ex lover, mixed with various surrealist scenes and statements about sin
La cabeza viviente (1963)
A group of archaeologists break into the tomb of an ancient Aztec general, arousing the warriors head and sending his undead servant out to take revenge on the careless scientists
El violador infernal (1988)
Carlos El Gato is a serial rapist, hes condemned to the electric chair, but before to die he and Satan in a woman form makes a deal Carlos return from beyond and begins to rape women and a gay guy, then he kills them
Invisible Man in Mexico (1958)
A scientist discovers a formula that makes him invisible