Guinea Pig Part 4: Devil Doctor Woman (1986) is a Japanese comedy-horror film that follows the story of a mad doctor who turns into a devil woman. The movie is known for its extreme gore, violence, and shocking scenes, including skinned alive victims and exploding heads. It is the fourth film in the Guinea Pig series and was released in 1986.

Eiko is an alien girl with a unique superpower. She wears an amulet that can sense when men are attracted to her. Using this amulet she can transform into a superhero, Star Virgin, and use her super powers to protect herself. Originally coming to earth to sightsee, Eiko has to save the world from killer robots and protect her nerdy companion.

In 1974, The Carpenters, American brother and sister duo, traveled to Japan for a series of concerts which were part of their World Tour. It shows footage of their airplane arrival, a press conference with Karen and Richard, backstage preparations, short interviews with fans, and finally, their sold out concert.

"The Making of the Demon Female Doctor" is a behind-the-scenes look at the fourth guinea pig film "The Demon Female Doctor" in 1986, which was included in the "Guinea Pig" series of specials.