Andrew de Burgh‘s The Demoness is an indie horror oddity that blends supernatural dark comedy with eighties slasher charm. The film follows Sydney Culbertson‘s physically unhinged succubus as she torments a cast of already-damned Los Angeles residents. This 2025 release delivers practical effects, a memorable villain, and a tone that balances menace with wicked humour. Our full review explores why this low-budget oddball might be your next favourite horror film.