- Country: UK
- Genres: Documentary
- Release: 2003-07-08
- Director: Howard Hill
- Writers: Howard Hill
- Language: English | Italian
- Stars: Carla Leone , Piero De Bernardi , Enrico Medioli , Arnon Milchan
- Runtime: 20 min
- Awards: N/A
- AKA: Érase una vez en América: Sergio Leone (Spain) , Once Upon a Time: Sergio Leone , Once Upon a Time: Sergio Leone (United Kingdom) , Sergio Leone (Finland) , C'era una volta Sergio Leone (Italy) , Once upon a time - Sergio Leone (Finland)
- Plot:
A short documentary based on Sergio Leone’s life and career, and the making of the film “Once Upon a Time in America”
- IMDB:tt0379417
Once Upon a Time: Sergio Leone Cast · · · ALL
Howard Hill
Director
Carla Leone
Self
Piero De Bernardi
Self
Enrico Medioli
Self
Arnon Milchan
Self
Stuart Kaminsky
Self
Quentin Tarantino
Self
Raffaella Leone
Self
Scott Tiler
Self
James Woods
Self
Leonardo Benvenuti
Self
Francesca Leone
Self
Claudia Cardinale
Self
Clint Eastwood
Self
Christopher Frayling
Self
Howard Hill
Narrator (voice)
Mickey Knox
Self
Sergio Leone
Self (archive footage)
Benito Mussolini
Self (archive footage)
Jason Robards
Self (archive footage)
Rod Steiger
(1925–2002)
Self
James Coburn
Self (archive footage)