The Devil's Backbone (Spanish: El espinazo del diablo) is a 2001 Spanish-Mexican gothic horror film directed by Guillermo del Toro, and written by del Toro, David Muñoz, and Antonio Trashorras. It was independently produced by Pedro Almodóvar, and filmed in Madrid.
The film is set in Spain, 1939, during the final year of the Spanish Civil War. Del Toro considers it his most personal film. The film was released to very positive reviews from critics and audiences.