Extraños hechos de muerte

I had this movie for a long time in a Betamax tape bought by my father just after buying our first color TV (a Sony KV-2142R) and Betamax (Sony SL-8600) back in mid 1978. Dubbed to Spanish and re-titled "La Casa Embrujada" ("The Haunted House"), I consider it a promising movie with a really bad ending, but anyway I'd love to have that Spanish-dubbed version just for memories from when I was eleven. It was recorded from a Panamanian TV broadcast, commercials included. I used it a lot (specially Dr. Gillgreen's face) to adjust the TV's hue and color settings, at a time in which color TV broadcasts hadn't arrived to my country (Color TV was officially launched in Colombia on Saturday Dec. 1, 1979 at 7:00 PM GMT -5). The only worry in life back then was school...