Filli and the cavemen from "When Women Had Tails" are living a carefree life inside a dinosaur skeleton. But when conman Ham introduces them to the concept of currency and economics, their lives fall apart. On top of that, Filli starts to fall in love with Ham.
| Directing | Pasquale Festa Campanile | Director |
| Writing | Marcello Coscia | Screenplay |
| Writing | Maria Grazia Fistri | Screenplay |
| Writing | Ottavio Jemma | Screenplay |
| Camera | Silvano Ippoliti | Director of Photography |
| Sound | Ennio Morricone | Music |
| Sound | Bruno Nicolai | Music |
| Production | Silvio Clementelli | Producer |
| Editing | Gertrud Petermann | Editor |
| Editing | Nino Baragli | Editor |
| Writing | Lina Wertmüller | Story |
