Elvira's Haunted Hills is a gothic comedy horror film starring Cassandra Peterson, reprising her cult-favorite role as the sultry, wisecracking Mistress of the Dark. Set in the Carpathian Mountains in 1851, the movie follows Elvira and her servant Zou Zou as they journey through Transylvania on their way to Paris. When their carriage breaks down, they are offered shelter by the brooding Lord Vladimere Hellsubus, whose castle is steeped in secrets, superstitions, and unspoken tragedies. Elvira soon discovers eerie parallels between herself and Vladimere’s late wife, Lady Elura, whose mysterious death continues to haunt the family. The film combines spooky castle atmospheres with campy humor, clever double entendres, and over-the-top performances. Parodying gothic horror classics like Roger Corman's House of Usher, it playfully exaggerates tropes such as foreboding thunderclaps, flickering candles, and creaking doors. Cassandra Peterson’s Elvira delivers both slapstick physical comedy and sharp one-liners, often breaking the fourth wall and poking fun at horror melodrama. Lord Hellsubus, played by Rocky Horror Picture Show’s Richard O'Brien, adds to the tongue-in-cheek tone with eccentric menace. The film’s production—shot in Romania—takes full advantage of authentic castle locations and lush period costumes, providing visual richness despite its modest budget. Elvira's Haunted Hills caters to fans of cult cinema, horror spoofs, and flamboyant gothic style, delivering a playful blend of macabre storytelling and bawdy humor. Though not a mainstream box-office hit, it has cemented its status as a midnight movie favorite, celebrated for its unapologetic camp and Petraon’s magnetic persona.