Was Miss Jonas a porn star possessed by the devil or just a great bitch? A private working for a wealthy businessman investigates. The true story of the photo model Christa, who worked as a painter model and call girl before she was to star in "Miss Jonas".
- Release Date: December 9, 1974
- Runtime: 82 minutes
- Production countries: Switzerland
- Original Title: Was geschah wirklich mit Miss Jonas?
- Original Language: Deutsch (German)
Genres: Comedy