| Movie | 1984 | Once Upon a Time in America | Screenplay | Writing |
| Movie | 1971 | Duck, You Sucker | Director | Directing |
| Movie | 1984 | Once Upon a Time in America | Director | Directing |
| Movie | 1964 | A Fistful of Dollars | Director | Directing |
| Movie | 1966 | The Good, the Bad and the Ugly | Director | Directing |
| Movie | 1966 | The Good, the Bad and the Ugly | Screenplay | Writing |
| Movie | 1965 | For a Few Dollars More | Director | Directing |
| Movie | 1965 | For a Few Dollars More | Screenplay | Writing |
| Movie | 1975 | A Genius, Two Friends, and an Idiot | Executive Producer | Production |
| Movie | 1973 | My Name Is Nobody | Executive Producer | Production |
| Movie | 1973 | My Name Is Nobody | Idea | Writing |
| Movie | 1986 | Troppo forte | Screenplay | Writing |
| Movie | 1986 | Troppo forte | Story | Writing |
| Movie | 1961 | The Colossus of Rhodes | Director | Directing |
| Movie | 1961 | Duel of the Titans | Story | Writing |
| Movie | 1961 | Duel of the Titans | Screenplay | Writing |
| Movie | 1977 | The Cat | Producer | Production |
| Movie | 1959 | Ben-Hur | Second Unit Director | Directing |
| Movie | 1954 | They Stole a Tram | First Assistant Director | Directing |
| Movie | 1956 | Mi permette babbo! | First Assistant Director | Directing |
| Movie | 1971 | Duck, You Sucker | Story | Writing |
| Movie | 1971 | Duck, You Sucker | Screenplay | Writing |
| Movie | 1980 | Fun Is Beautiful | Producer | Production |
| Movie | 1966 | The Good, the Bad and the Ugly | Story | Writing |
| Movie | 1965 | For a Few Dollars More | Story | Writing |
| Movie | 2018 | Sad Hill Unearthed | In Memory Of | Crew |
| Movie | 1953 | Man, Beast and Virtue | Script Supervisor | Directing |
| Movie | 1954 | Of Life and Love | First Assistant Director | Directing |
| Movie | 1959 | The Last Days of Pompeii | Writer | Writing |
| Movie | N/A | Colt | Original Story | Writing |
| Movie | 1962 | Sodom and Gomorrah | Second Unit Director | Directing |
| Movie | 1955 | La ladra | First Assistant Director | Directing |
| Movie | 1954 | Night of Love | First Assistant Director | Directing |
| Movie | 1981 | Bianco, rosso e Verdone | Executive Producer | Production |
| Movie | 1959 | Sign of the Gladiator | Story | Writing |
| Movie | 1959 | Sign of the Gladiator | Screenplay | Writing |
| Movie | 1958 | Aphrodite, Goddess of Love | First Assistant Director | Directing |
| Movie | 1958 | Aphrodite, Goddess of Love | Story | Writing |
| Movie | 1959 | Son of the Red Corsair | First Assistant Director | Directing |
| Movie | 1961 | The Seven Revenges | Screenplay | Writing |
| Movie | 1959 | The Nun's Story | Assistant Director | Directing |
| Movie | 1950 | Taxi di notte | Second Assistant Director | Directing |
| Movie | 1952 | Girls Marked Danger | Script Supervisor | Directing |
| Movie | 1951 | Quo Vadis | Second Unit Director | Directing |
| Movie | 1975 | A Genius, Two Friends, and an Idiot | Assistant Director | Directing |
| Movie | 1953 | Past Lovers | Second Assistant Director | Directing |
| Movie | 1956 | Helen of Troy | Second Unit Director | Directing |
| Movie | 1959 | Quai des illusions | Assistant Director | Directing |
| Movie | 1957 | The Teacher and the Miracle | Assistant Director | Directing |
| Movie | 1962 | The Changing of the Guard | Second Unit Director | Directing |
| Movie | 1952 | I tre corsari | Script Supervisor | Directing |
| Movie | 1952 | I tre corsari | Assistant Director | Directing |
| Movie | 1953 | Jolanda, the Daughter of the Black Corsair | Assistant Director | Directing |
| Movie | 1953 | Frine cortigiana d'Oriente | Assistant Director | Directing |
| Movie | 1973 | My Name Is Nobody | Second Assistant Director | Directing |
| Movie | 1969 | Cemetery Without Crosses | Assistant Director | Directing |
| Movie | 1991 | The King of Ads | Director | Directing |
| Movie | 1961 | The Colossus of Rhodes | Story | Writing |
| Movie | 1961 | The Colossus of Rhodes | Screenplay | Writing |
| Movie | 1964 | A Fistful of Dollars | Screenstory | Writing |
| Movie | 1964 | A Fistful of Dollars | Screenplay | Writing |
| Movie | 1975 | A Genius, Two Friends, and an Idiot | Director of Operations | Production |
| Movie | 1975 | A Genius, Two Friends, and an Idiot | Idea | Writing |
| Movie | 1973 | My Name Is Nobody | Second Unit Director | Directing |
| Movie | 1963 | Slave Girls of Sheba | Screenplay | Writing |
| Movie | 1968 | Once Upon a Time in the West | Director | Directing |
| Movie | 1968 | Once Upon a Time in the West | Story | Writing |
| Movie | 1968 | Once Upon a Time in the West | Screenplay | Writing |
| Movie | 1958 | Aphrodite, Goddess of Love | Screenplay | Writing |
| Movie | 1992 | Unforgiven | Thanks | Crew |
| Movie | 1950 | La forza del destino | Assistant Director | Directing |
| Movie | 1951 | Milano miliardaria | Editorial Staff | Crew |
| Movie | 1975 | A Genius, Two Friends, and an Idiot | Producer | Production |
| Movie | 1975 | A Genius, Two Friends, and an Idiot | Screenplay | Writing |
| Movie | 1959 | The Last Days of Pompeii | Co-Director | Directing |
