Women in prison movie

Women in prison movies (often shortened to WIP) are a kind of exploitation movie. Usually, they show women in a prison setting. These women are subjected to sex and violence. The first such movies were made in the 1930s. Usually male fantasies influence them more than the reality in women's prisons.
Movie critics do not agree on the historical role (of the movies). On the one hand, they are usually cheaply produced, and many stereotypes. On the other hand. they were among the first movies to show women who were not loving housewives. They created a role for a women who has to fight against the dominance of men. They also were among the first movies to show lesbian women.