Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | La Dolce Vita | 1960 | |
| Writer | 8½ | 1963 | |
| Writer | La Strada | 1954 | |
| Writer | La Notte | 1961 | |
| Writer | Le notti di Cabiria | 1957 | |
| Writer | I Vitelloni | 1953 | |
| Writer | Giulietta degli spiriti | 1965 | |
| Writer | The Sign of Venus | 1955 | |
| Writer | The White Sheik | 1952 | |
| Writer | Il Bidone | 1955 | |
| Writer | Boccaccio '70 | 1962 | |
| Writer | Love on the Riviera | 1958 |