| MKS... 118... | 1976 | Writer |
| Enigma rosso | 1978 | Screenplay |
| La Cigale | 1980 | Writer |
| Personne ... n'est parfait ! | 1981 | Screenplay |
| Invitation au voyage | 1982 | Writer |
| Bingo Bongo | 1982 | Screenplay |
| Testa o croce | 1982 | Screenplay |
| Io, Chiara e lo scuro | 1983 | Screenplay |
| Al bar dello sport | 1983 | Screenplay |
| Sing Sing | 1983 | Screenplay |
| Acqua e sapone | 1983 | Screenplay |
| Son contento | 1983 | Screenplay |
| Qualcosa di biondo | 1984 | Writer |
| Il était une fois en Amérique | 1984 | Screenplay |
| Domani mi sposo | 1984 | Screenplay |
| Phenomena | 1985 | Screenplay |
| Démons | 1985 | Screenplay |
| Où est passée Jessica ? | 1985 | Screenplay |
| Une épine dans le cœur | 1986 | Screenplay |
| Démons 2 | 1986 | Writer |
| Caramelle da uno sconosciuto | 1987 | Writer |
| Terreur à l'opéra | 1987 | Screenplay |
| Ti presento un'amica | 1987 | Screenplay |
| Qualcuno in ascolto | 1988 | Writer |
| Delitti e profumi | 1988 | Writer |
| Sanctuaire | 1989 | Screenplay |
| Étoile | 1989 | Writer |
| Deux yeux maléfiques | 1990 | Screenplay |
| Vacanze di Natale '90 | 1990 | Writer |
| Anche i commercialisti hanno un'anima | 1994 | Screenplay |
| Le Syndrome de Stendhal | 1996 | Writer |
| Squillo | 1996 | Screenplay |
| Fratelli coltelli | 1997 | Screenplay |
| Altri uomini | 1997 | Screenplay |
| Un bugiardo in paradiso | 1998 | Writer |
| Le Sang des innocents | 2001 | Screenplay |
| Card player | 2004 | Screenplay |
| Vaniglia e cioccolato | 2004 | Screenplay |
| Germanikus | 2004 | Screenplay |
| Vite a perdere | 2004 | Writer |
| Occhi di cristallo | 2004 | Screenplay |
| Arrivederci amore, ciao | 2006 | Screenplay |
| Amore che vieni, amore che vai | 2007 | Screenplay |
| Carnera: The Walking Mountain | 2008 | Screenplay |
| I mostri oggi | 2009 | Writer |
| Sotto il vestito niente - L'ultima sfilata | 2011 | Writer |
| Lunettes noires | 2022 | Screenplay |
