| DDavid AlbaSelf - AC Sad Hill Member | Self - AC Sad Hill Member |
| SSergio GarcíaSelf - AC Sad Hill Member | Self - AC Sad Hill Member |
| DDiego MonteroSelf - AC Sad Hill Member | Self - AC Sad Hill Member |
| JJoseba del ValleSelf - AC Sad Hill Member | Self - AC Sad Hill Member |
 Christopher FraylingSelf - Sergio Leone's Biographer | Self - Sergio Leone's Biographer |
| PPeter J. HanleySelf - Biologist / Author | Self - Biologist / Author |
 Eugenio AlabisoSelf - Film Editor (1966) | Self - Film Editor (1966) |
 Sergio SalvatiSelf - Assistant Camera Operator (1966) | Self - Assistant Camera Operator (1966) |
 James HetfieldSelf - Musician | Self - Musician |
 Joe DanteSelf - Filmmaker | Self - Filmmaker |
 Álex de la IglesiaSelf - Filmmaker | Self - Filmmaker |
 Ennio MorriconeSelf - Film Composer (1966) | Self - Film Composer (1966) |
 Clint EastwoodSelf - Actor (1966) | Self - Actor (1966) |
| SStephen LeighSelf - Film Critic | Self - Film Critic |
| JJuan José de la HorraSelf - Film Extra (1966) | Self - Film Extra (1966) |
| JJosé UrrutiaSelf - Film Extra (1966) | Self - Film Extra (1966) |
| RRafael SolanaSelf - Film Extra (1966) | Self - Film Extra (1966) |
| JJean-Pierre LanoueSelf - Sad Hill Volunteer | Self - Sad Hill Volunteer |
| AAnne-Marie LanoueSelf - Sad Hill Volunteer | Self - Sad Hill Volunteer |
| JJosé Luis MartínSelf - Sad Hill Volunteer | Self - Sad Hill Volunteer |
| CCarlo LevaSelf - Assistant Art Director (1966) | Self - Assistant Art Director (1966) |
| GGiuditta SimiSelf - Art Director Carlo Simi's Daughter | Self - Art Director Carlo Simi's Daughter |
 Sergio LeoneSelf - Filmmaker (archive footage) | Self - Filmmaker (archive footage) |
| WWilla RossSelf - Filmmaker (archive footage) | Self - Filmmaker (archive footage) |
 Devan ScottSelf - Filmmaker (archive footage) | Self - Filmmaker (archive footage) |
| DDaniel JefferySelf - Film Editor (archive footage) | Self - Film Editor (archive footage) |
