Castle of Blood (Italian: Danza Macabra) is a 1964 Italian-French horror film directed by Antonio Margheriti and Sergio Corbucci. The film stars Barbara Steele and Georges Rivière. The film was initially commissioned to director Sergio Corbucci who had Gianni Grimaldi and Bruno Corbucci set to write the film. A scheduling conflict led to Corbucci's friend Margheriti to complete the film.