A young woman from the Italian countryside experiences the dark side of the business after she moves to Rome to become a star.
You can now watch I Knew Her Well online on the following streaming providers in the United States.
| Directing | Antonio Pietrangeli | Director |
| Writing | Antonio Pietrangeli | Screenplay |
| Writing | Ruggero Maccari | Screenplay |
| Directing | Giovanna De Santis | Script Supervisor |
| Writing | Ettore Scola | Screenplay |
| Sound | Piero Piccioni | Original Music Composer |
| Editing | Franco Fraticelli | Editor |
| Camera | Armando Nannuzzi | Director of Photography |
| Costume & Make-Up | Maurizio Chiari | Costume Design |
| Production | Turi Vasile | Producer |
| Art | Maurizio Chiari | Production Design |
| Writing | Antonio Pietrangeli | Story |
| Writing | Ruggero Maccari | Story |
| Writing | Ettore Scola | Story |
| Directing | Marcello Ugolini | First Assistant Director |
| Directing | Giovanni Fabbri | Second Assistant Director |
| Directing | Tony Tounsi | Second Assistant Director |
| Production | Lucio Trentini | Unit Manager |
| Production | Michele Marsala | Unit Manager |
| Sound | Guido Nardone | Sound |
| Camera | Nino Cristiani | Camera Operator |
| Camera | Giuseppe Ruzzolini | Camera Operator |
| Costume & Make-Up | Michele Trimarchi | Makeup Artist |
| Costume & Make-Up | Iolanda Conti | Hairstylist |
| Art | Francesco Bronzi | Assistant Production Design |
| Camera | G.B. Poletto | Still Photographer |
| Costume & Make-Up | Margherita Ferroni | Assistant Costume Designer |
| Art | Bruno Cesari | Assistant Set Decoration |
| Production | Danilo Marciani | Production Manager |
