Errementari, also known as The Blacksmith and the Devil, is a 2017 internationally co-produced Basque-language period fantasy horror film directed by Paul Urkijo Alijo and written by Alijo and Asier Guerricaechebarría. The plot is based on the Basque folktale version of The Smith and the Devil, as collected by Father Joxemiel Barandiaran. The film sets the legend in 1843, with a blacksmith holding a demon in captivity, and an orphan girl who releases the demon from its cage.