You're going to a very dangerous place, so be careful. The thing that slumbers there, it is not human.
The Faun warning Ofelia of the Pale Man. The Pale Man is the secondary antagonist of the 2006 Spanish dark fantasy drama film Pan's Labyrinth; despite only appearing in one scene. He is a pale skinned humanoid monster with his eyeballs in the palms of his hands, giving him a terrifying appearance.
He was portrayed by Doug Jones, who also played the Faun in the same film, and Ghoul Marcus in Ouija: Origins of Evil.