 Wild Blood2008 · Doctor | Doctor |
 Happiness Costs Nothing2003 · Padre di Sergio | Padre di Sergio |
 L'attentatuni2001 · Paolo Borsellino | Paolo Borsellino |
 Excellent Cadavers1999 · Michele Greco | Michele Greco |
 Gallo cedrone1998 · Actor | Actor |
 The Final Scoop1994 · Senior in the sauna | Senior in the sauna |
 Only You1994 · Pension Concierge | Pension Concierge |
 Time of Indifference1991 · Actor | Actor |
 Warriors of the Year 20721984 · Sam | Sam |
 Sweet Hot Lisa1980 · Ing. Boschi (as Gianni Di Benedetto) | Ing. Boschi (as Gianni Di Benedetto) |
 Seagulls Fly Low1978 · Dr. Mauro Martini (as Gianni De Benedetto) | Dr. Mauro Martini (as Gianni De Benedetto) |
 Closed Circuit1978 · Nonno | Nonno |
 Goodbye & Amen1977 · Foreign Secretary | Foreign Secretary |
 Nazi Love Camp 271977 · Standartenführer | Standartenführer |
 Eye of the Cat1975 · Actor | Actor |
 Mahogany1975 · Ad Agency Executive | Ad Agency Executive |
 Syndicate Sadists1975 · Police Inspector | Police Inspector |
 Late Night Trains1975 · Intellectual on the Train | Intellectual on the Train |
 Silent Action1975 · General Stocchi | General Stocchi |
 Autopsy1975 · Professor Mari | Professor Mari |
 Enter the Devil1974 · (as Gianni De Benedetto) | (as Gianni De Benedetto) |
 Woman Buried Alive1973 · (as Gianni Di Benedetto) | (as Gianni Di Benedetto) |
 The Sicilian Connection1972 · Actor | Actor |
 The Murder of Julius Caesar1972 · Actor | Actor |
 Four Flies on Grey Velvet1971 · Funeral Exhibition Attendant (uncredited) | Funeral Exhibition Attendant (uncredited) |
 They Call Him Cemetery1971 · Douglas Toland | Douglas Toland |
 The Cat o' Nine Tails1971 · Chief of Police Salmi (uncredited) | Chief of Police Salmi (uncredited) |
 A Man Called Sledge1970 · Secondino | Secondino |
 The Bird with the Crystal Plumage1970 · Professor Rinaldi (uncredited) | Professor Rinaldi (uncredited) |
 So Sweet... So Perverse1969 · Monsieur Valmont | Monsieur Valmont |
 The Tough and the Mighty1969 · Chief of Police (uncredited) | Chief of Police (uncredited) |
 Besieged1969 · Commissioner (as Gianni De Benedetto) | Commissioner (as Gianni De Benedetto) |
 Bandits in Rome1968 · Actor | Actor |
 Naked You Die1968 · Di Brazzi | Di Brazzi |
 Django, Prepare a Coffin1968 · Walcott | Walcott |
 Vengeance Is Mine1967 · Actor | Actor |
 Hate for Hate1967 · Prison Doctor | Prison Doctor |
 The Bible: In the Beginning...1966 · Nimrod's Man (uncredited) | Nimrod's Man (uncredited) |
 Fury in Marrakesh1966 · Actor | Actor |
 The Hired Killer1966 · Andrea Ferri | Andrea Ferri |
 Killers Are Challenged1966 · Taxi driver | Taxi driver |
 Seven Golden Men Strike Again1966 · (uncredited) | (uncredited) |
 Seven Golden Men1965 · (uncredited) | (uncredited) |
 Spartacus and the Ten Gladiators1964 · Spartacus (as John Heston) | Spartacus (as John Heston) |
 Triumph of the Ten Gladiators1964 · Arimandro | Arimandro |
 Hercules, Samson & Ulysses1963 · Actor | Actor |
 The Girl Who Knew Too Much1963 · Professor Torrani | Professor Torrani |
 Barabbas1961 · Officer (as Gianni Di Benedetto) | Officer (as Gianni Di Benedetto) |
