 He cited his worst disappointment being the abysmal special effects that appeared at the climax of his "Ghost Galleon" (1974), wherein the producers actually used a plastic toy boat in a bathtub to represent the Spanish galleon that burns and sinks at the end of the film.In his final years, he augmented his income by producing scary oil paintings of his Templar Knights and selling them to his fans.In 1993, de Ossorio was shopping around a script for a fifth Blind Dead film, to be called "The Necronomicon of the Templars", but he failed to interest a producer in the project.