During production of the movie, Cox usually saw Scamehorn holding a personal camcorder and would separately film fight scenes involving the female leads, which Cox said he found odd. Cox and other workers on the film eventually confronted Scamehorn about the plot of the film, as Cox said they believed the original script focused too much on a “fetish” Scamehorn appeared to have for women being hanged.
From "Kappa no Sanpei" live action version on-aired in around 1969. KS was based on the horror Manga drawn by Japanese legendary cartoonist Shigeru Mizuki.
In later years, the woman who played that girl in this episode said,
"I didn't like actress job, so I neglected the filming and was having fun with my friends. Then some film crews came and brought me back the studio. They tied me by a rope and really suspended without any harnesses. And unbelievably they started filming! I think I had a fault and they wanted to punish me, but it was very painful and let me choke."