| La nottata | 1975 | Screenplay |
| Un vice de famille | 1975 | Writer |
| Un vice de famille | 1975 | Screenplay |
| Chi dice donna, dice donna | 1976 | Writer |
| Lâche-moi les jarretelles | 1977 | Screenplay |
| La Grande bataille | 1978 | Writer |
| Mœurs cachées de la bourgeoisie | 1978 | Screenplay |
| La Montagne du dieu cannibale | 1978 | Screenplay |
| Le Continent des hommes-poissons | 1979 | Screenplay |
| Le Dieu Alligator | 1979 | Writer |
| Il malato immaginario | 1979 | Screenplay |
| Non ti conosco piĂą amore | 1980 | Screenplay |
| Un pari de dingues | 1982 | Screenplay |
| Viuuulentemente mia | 1982 | Screenplay |
| Vai alla grande | 1983 | Writer |
| La casa delle orchidee | 1983 | Writer |
| Sapore di mare 2 - Un anno dopo | 1983 | Screenplay |
| 2072, les mercenaires du futur | 1984 | Screenplay |
| Giochi d'estate | 1984 | Writer |
| Amazonia : la jungle blanche | 1985 | Screenplay |
| Sposerò Simon Le Bon | 1986 | Screenplay |
| Il ragazzo del Pony Express | 1986 | Screenplay |
| Professione vacanze | 1987 | Screenplay |
| Spider Labyrinth | 1988 | Screenplay |
| I giorni del commissario Ambrosio | 1988 | Screenplay |
| L'avaro | 1990 | Screenplay |
| Rito d'amore | 1990 | Screenplay |
| Les chiens enragés | 1995 | Screenplay |
| Bámbola | 1996 | Writer |
| Fratelli coltelli | 1997 | Screenplay |
| Il quaderno della spesa | 2003 | Writer |
| Piper | 2007 | Writer |
| Piper | 2007 | Screenplay |
