Devil Species (2004) – equally unknown under its Thai name Phantugram ammahit – is a direct-to-and-on-video Thai "horror" film directed by Poom Opium. A mistake of experiment may transform human into devil species. Dr. Diana and her father, Dr. Rung, discovered a new kind of snake-bite serum, X5N-1, was the great serum that could protect humans from snake poison.