Que es un fantasma?

his documentary film, directed by Javier Soto in 2004, focuses on the production history of The Devil's Backbone. It features interviews with Guillermo Del Toro, co-writer Antonio Trashorras, cinematographer Guillermo Navarro, art director Cesar Macarron, unit production manager Esther Garcia, make-up effects designers David Marti and Montse Ribe, and actors Marisa Paredes, Eduardo Noriega, Fernando Tielve, and Federico Luppi, amongst others