 Mario Bava's son Lamberto Bava was an assistant director on the film, and recalled that Lucisano called his father to do some work on the film such as Matte work.Lamberto recalled that he often laughed to himself at the Spanish director who would use the first take on each scene.Mario Bava biographer Tim Lucas suggested that Rossini had a small role in the film which would not have required him to be on set everyday and that Lambero Bava's recollections of the quick work done by Román would have let to Lucisano to get Bava to direct.