He encontrado esta edición que edita Dorado Films y trae español en ambas películas. Eso sí, dos pelis en un bd.
Parece ser edición prensada y de buena fuente
Descripción
"Two Tales of Terror from Jess Franco" - Robert Monell The Silence of the Tomb (1972) Audio: Spanish (2.0) Subtitles: English, Italian, and Spanish On an isolated island, a simple weekend getaway for a movie star and her friends turns deadly, beginning with the kidnapping of her son, to a string of gruesome murders happening one by one. What does Valerie [Montserrat Prous], the star's sister, have to do with any of it? Mystery and suspense cloaked in the darkness of the eerie villa abound, while a murderer or murderess remains free to finish a hidden agenda. And the kidnapping? The Sinister Eyes of Dr. Orloff (1973) Audio: Spanish (2.0) Subtitles: English, Italian, and Spanish A powerful performance from William Berger (Dr. Orloff) who has one fiendish goal, to destroy the lineage of Lord Comfort and his family and claim their inheritance for himself. His malevolent plan revolves around Melissa [Montserrat Prous]. From the age of ten she became his tool, to perform his will through his magnetic force of evil and depravity. Bizarre murders and twisted plots predominate in this thrilling tale of suspense and perversity. Additional Disc Content: Video chat with Robert Woods Script of original ending for Silence of the Tomb Trailers Both films mastered in 4K from our 35mm prints. All trailers are in Full HD, mastered in 4K from 35mm prints.
https://www.amazon.com/gp/aw/d/B01N9...KIKX0DER&psc=1