| Title(Year of production) | In charge | Average | Number of reviews |
| SCENT OF A WOMAN (1992) | Executive Producer | 7.92 / 10.0 | 294 |
| Piranha II: Flying Killers / Piranha Part Two: The Spawning (1981) | Director, Screenwriter, Executive Producer | 3.77 / 10.0 | 45 |
| Tentacles (1977) | Director, Executive Producer | 2.90 / 10.0 | 10 |
| Chi sei? (1974) | Director, Writer, Screenwriter, Producer | 4.00 / 10.0 | 5 |
| The Last Snows of Spring[英] (1974) | Producer | 6.75 / 10.0 | 4 |
| Beyond the Door III (1989) | Executive Producer | 4.66 / 10.0 | 3 |
| The Last Night of Christmas (1980) | Executive Producer | 5.66 / 10.0 | 3 |
| White Horses of Summer (1975) | Producer | 6.00 / 10.0 | 1 |
| Sonny Boy (1989) | Producer | 7.00 / 10.0 | 1 |