 The Years of Lost Images2012 · Self | Self |
| IIl cinema digitale secondo Giulio Questi2007 · himself | himself |
| VVisitors2006 · Actor, Director, Producer, Writer | Actor, Director, Producer, Writer |
| VVacanze con Alice2005 · Actor, Director, Producer, Writer | Actor, Director, Producer, Writer |
| RRepressione in Città2005 · Actor, Director, Writer, Producer | Actor, Director, Writer, Producer |
| MMysterium Noctis2004 · Actor, Director, Writer, Producer | Actor, Director, Writer, Producer |
| WWestern all'italiana2004 · Actor | Actor |
| TTatatatango2003 · Actor, Director, Producer, Writer | Actor, Director, Producer, Writer |
| LLettera da Salamanca2002 · Actor, Director, Producer, Writer | Actor, Director, Producer, Writer |
| DDoctor Schizo e Mister Phrenic2002 · Actor, Director, Writer, Producer | Actor, Director, Writer, Producer |
| IIl segno del comando1992 · Director, Writer | Director, Writer |
 Don’t Open the Door for the Man in Black1990 · Director, Writer | Director, Writer |
 Vampirismus1982 · Director, Screenplay | Director, Screenplay |
 The Sandman1981 · Director, Writer | Director, Writer |
 Arcana1972 · Director, Writer | Director, Writer |
 Death Laid an Egg1968 · Director, Writer | Director, Writer |
 Django Kill... If You Live, Shoot!1967 · Director, Screenplay | Director, Screenplay |
 The Birds, the Bees and the Italians1966 · Franco Zaccaria | Franco Zaccaria |
 The Possessed1965 · Screenplay | Screenplay |
 Amori pericolosi1964 · Director, Writer | Director, Writer |
 Il passo1964 · Director | Director |
 Nudi per vivere1963 · Director | Director |
 Latin Lovers1961 · Director, Screenplay | Director, Screenplay |
 La prima notte1961 · Director | Director |
 Il carro armato dell'8 settembre1960 · Screenplay | Screenplay |
 La Dolce Vita1960 · Don Giulio (uncredited) | Don Giulio (uncredited) |
| AAvamposto1959 · Director | Director |
 Om Ad Po1958 · Director | Director |
| AArgini1954 · Writer, Director | Writer, Director |
 Donne di servizio1953 · Director | Director |
| SSerenata da un soldo1952 · Screenplay | Screenplay |
| SSoldati in città1952 · Screenplay | Screenplay |
