"Scent of Mystery" was eventually de-odorized and retitled "Holiday in Spain, " at which point Smell-O-Vision was neatly tucked away in the vault of American bad ideas.
His film, Scent of a Mystery (with Peter Lorre as a dirty old man named Smiley), was the premiere and finale of Smell-O-Vision, in which odors were pumped into the theater from the projection room at pre-established cues.