| Title | Year | Status | Character |
|---|
| The Holy Family | 2006 | TV Movie musical director | |
| Sacred Heart | 2005 | conductor | |
| Hotel Rwanda | 2004 | conductor: Andrea Guerra's compositions | |
| The Soul Keeper | 2002 | orchestra director | |
| Up at the Villa | 2000 | conductor | |
| Opera | 1987 | music consultant: lyrical music - as M. Gianfranco Plenizio | |
| A Tale of Love | 1986 | conductor | |
| And the Ship Sails On | 1983 | conductor / music arranger / piano | |
| Verdi | 1982 | TV Mini-Series conductor - 9 episodes | |
| City of Women | 1980 | conductor | |
| Café Express | 1980 | conductor | |
| Temporale Rosy | 1980 | musical director | |
| Life Is Beautiful | 1979 | conductor | |
| Killer Fish | 1979 | conductor | |
| Loggerheads | 1978 | conductor | |
| Three Tigers Against Three Tigers | 1977 | conductor | |
| Charleston | 1977 | conductor | |
| Mr. Robinson | 1976 | conductor | |
| The Black Corsair | 1976 | conductor | |
| Confessions of a Frustrated Housewife | 1976 | conductor | |
| Cipolla Colt | 1975 | conductor | |
| My Friends | 1975 | conductor | |
| Mark of Zorro | 1975 | conductor | |
| Red Coat | 1975 | conductor | |
| Zorro | 1975/I | conductor | |
| Zanna Bianca alla riscossa | 1974 | conductor | |
| City Under Siege | 1974 | musical director | |
| Till Marriage Do Us Part | 1974 | conductor | |
| Run, Run, Joe! | 1974 | conductor | |
| Three Cheers for Us | 1974 | conductor | |
| Rugantino | 1973 | arranger and conductor | |
| The Three Musketeers of the West | 1973 | musical director | |
| The Violent Professionals | 1973 | conductor | |
| Daniele and Maria | 1973 | conductor | |
| All the Way Boys | 1972 | conductor | |
| Avanti! | 1972 | conductor - as Gianfranco Plemizio | |
| Slap the Monster on Page One | 1972 | conductor | |
| Alfredo, Alfredo | 1972 | conductor | |
| I leoni di Pietroburgo | 1972 | conductor | |
| Stanza 17-17 palazzo delle tasse, ufficio imposte | 1971 | conductor | |
| Trastevere | 1971 | conductor / musical director | |
| Trinity Is STILL My Name! | 1971 | musical director | |
| Brancaleone at the Crusades | 1970 | conductor | |
| They Call Me Trinity | 1970 | conductor | |
| The Fifth Day of Peace | 1970 | musical director | |
| Jealousy, Italian Style | 1970 | conductor | |
| La taglia è tua... l'uomo l'ammazzo io | 1969 | conductor | |
| Boot Hill | 1969 | conductor | |
| Twelve Plus One | 1969 | musical director | |
| Help Me, My Love | 1969 | conductor | |
$12 Million