Original rolled rarely seen Style B One Sheet movie poster-artwork by Drew Struzan. Hellboy is a 2004 American supernatural superhero film, starring Ron Perlman and directed by Guillermo del Toro. The film is loosely based on the Dark Horse Comics graphic novel Hellboy: Seed of Destruction by Mike Mignola. The film is about a demonic beast turned into superhero, known as Hellboy, who secretly works to keep the world safe from paranormal threats with his team, the Bureau of Paranormal Research and Defense. Released in April 2004, it grossed $59 million at the United States box office and over $99 million worldwide and was favourably received by critics.