| El desperado | 1967 | Writer |
| È stato bello amarti | 1968 | Writer |
| Le Cavalier et le Samouraï | 1968 | Writer |
| L'odio è il mio Dio | 1969 | Writer |
| Le dernier des salauds (Les pistoleros de l’Ave Maria) | 1969 | Screenplay |
| Blindman, Le Justicier Aveugle | 1971 | Screenplay |
| La prima volta, sull'erba | 1975 | Writer |
| La Cabine des amoureux | 1977 | Screenplay |
| Le Saut dans le vide | 1980 | Screenplay |
| Il minestrone | 1981 | Screenplay |
| Les Yeux et la bouche | 1982 | Writer |
| Droit au cœur | 1982 | Writer |
| Segreti segreti | 1985 | Screenplay |
| Pianoforte | 1985 | Screenplay |
| Figlio mio, infinitamente caro... | 1985 | Screenplay |
| Tutta colpa del paradiso | 1985 | Screenplay |
| La coda del diavolo | 1986 | Screenplay |
| Stregati | 1986 | Screenplay |
| Qualcuno in ascolto | 1988 | Writer |
| Le Petit Diable | 1988 | Screenplay |
| I cammelli | 1988 | Writer |
| I ragazzi di via Panisperna | 1989 | Writer |
| Mortacci | 1989 | Screenplay |
| Portes ouvertes | 1990 | Screenplay |
| Johnny Stecchino | 1991 | Screenplay |
| Le Monstre | 1994 | Screenplay |
| TuttoBenigni 95/96 | 1996 | Writer |
| TuttoBenigni 95/96 | 1996 | Screenplay |
| Uomo d'acqua dolce | 1997 | Screenplay |
| La vie est belle | 1997 | Screenplay |
| La fame e la sete | 1999 | Writer |
| Vipera | 2000 | Screenplay |
| Il nostro matrimonio è in crisi | 2002 | Screenplay |
| Pinocchio | 2002 | Screenplay |
| La légende de Parva | 2003 | Writer |
| A.A.A. Achille | 2003 | Screenplay |
| Le Tigre et la Neige | 2005 | Writer |
| Tutti al mare | 2011 | Writer |
| Belle du Seigneur | 2012 | Screenplay |
