What nationality is the director of the film, in which Maribel Verdú appeared as Mercedes ? 
Maribel Verdú:  She is known to English-speaking audiences for playing Luisa in Alfonso Cuarón's 2001 film "Y tu mamá también" and Mercedes in Guillermo del Toro's 2006 film "Pan's Labyrinth". Pan's Labyrinth: Pan's Labyrinth (Spanish: El laberinto del fauno , 'The Labyrinth of the Faun' ) is a 2006 Spanish-Mexican dark fantasy film written and directed by Mexican filmmaker Guillermo del Toro.
i don't know