Question: Which two companies produced the 2006 film directed by Guillermo del Toro?
Sentence (from "Guillermo del Toro"): In his filmmaking career, del Toro has alternated between Spanish-language dark fantasy pieces, such as the gothic horror film "The Devil's Backbone" (2001), and "Pan's Labyrinth" (2006), and more mainstream American action movies, such as the vampire superhero action film "Blade II" (2002), the supernatural superhero film "Hellboy" (2004), its sequel "" (2008), and the science fiction monster film "Pacific Rim" (2013).
Relevant evidence: Yes