
Once Upon a Time: Sergio Leone
- Jahr: 2000
- Land: United Kingdom
- Genre: Dokumentarfilm
- Studio: CreaTVty, Westbrook, Film4 Productions
- Stichwort:
- Direktor: Howard Hill
- Besetzung: Carla Leone, Piero De Bernardi, Enrico Medioli, Arnon Milchan, Stuart Kaminsky, Quentin Tarantino