Trailer
Images
 | Claudia Cardinale as Jill McBain |
 | Henry Fonda as Frank |
 | Jason Robards as Manuel 'Cheyenne' Gutiérrez |
 | Charles Bronson as Harmonica |
 | Gabriele Ferzetti as Morton - Railroad Baron |
 | Paolo Stoppa as Sam |
 | Woody Strode as Stony - Member of Frank's Gang |
 | Jack Elam as Snaky - Member of Frank's Gang |
 | Keenan Wynn as Sheriff - Auctioneer |
 | Frank Wolff as Brett McBain |
 | Lionel Stander as Barman |
 | Livio Andronico as Bit part (uncredited) |
 | Salvatore Basile as Member of Cheyenne's Gang (uncredited) |
 | Aldo Berti as Member of Frank's Gang Playing Poker (uncredited) |
| Joseph Bradley as Train Station Master (uncredited) |
 | Frank Braña as Member of Frank's Gang Smoking Pipe at Auction (uncredited) |
| Marilù Carteny as Mourner at Brett McBain's Funeral (uncredited) |
 | Saturno Cerra as Member of Frank's Gang on Train (uncredited) |
 | Luigi Ciavarro as Older Sheriff's Deputy (uncredited) |
 | Spartaco Conversi as Member of Frank's Gang Shot Through Boot (uncredited) |
 | Bruno Corazzari as 3rd Member of Cheyenne's Gang (uncredited) |
| Bill Crawley as Railway Worker (uncredited) |
 | Paolo Figlia as Member of Frank's Gang (uncredited) |
 | John Frederick as Jim - Member of Frank's Gang (uncredited) |
 | Don Galloway as Member of Frank's Gang in Flashback (uncredited) |
 | Michael Harvey as Frank's Lieutenant (uncredited) |
 | Robert Hossein as Member of Frank's Gang in Flashback (uncredited) |
| Stefano Imparato as Patrick McBain (uncredited) |
| Francesca Leone as Girl at Flagstone Station (uncredited) |
| Raffaella Leone as Girl at Flagstone Station (uncredited) |
| Frank Leslie as Member of Frank's Gang in Flashback (uncredited) |
| Luigi Magnani as Unconfirmed Role (uncredited) |
 | Claudio Mancini as Harmonica's Brother (uncredited) |
| Dino Mele as Harmonica as a Boy (uncredited) |
 | Antonio Molino Rojo as Member of Frank's Gang at Auction (uncredited) |
| Enrico Morsella as Member of Frank's Gang in Flashback (uncredited) |
| Umberto Morsella as Member of Frank's Gang in Flashback (uncredited) |
 | Al Mulock as Knuckles - Member of Frank's Gang (uncredited) |
 | Ricardo Palacios as Morton's Train Conductor (uncredited) |
| Tullio Palmieri as Flagstone Carpenter (uncredited) |
 | Antonio Palombi as Cattle Corner Station Agent (uncredited) |
 | Renato Pinciroli as First Bidder at Auction (uncredited) |
 | Lorenzo Robledo as 2nd Member of Cheyenne's Gang (uncredited) |
| Sandra Salvatori as Mourner at Brett McBain's Funeral (uncredited) |
 | Aldo Sambrell as Cheyenne's Lieutenant (uncredited) |
 | Conrado San Martín as Vecino (uncredited) |
 | Enzo Santaniello as Timmy McBain (uncredited) |
| Simonetta Santaniello as Maureen McBain (uncredited) |
 | Claudio Scarchilli as Member of Frank's Gang (uncredited) |
 | Giovanni Ivan Scratuglia as Sheriff's Deputy (uncredited) |
 | Robert Spafford as Construction Yard Owner (uncredited) |
 | Benito Stefanelli as Frank's Lieutenant (uncredited) |
| Luana Strode as Indian Woman at Cattle Corner Station (uncredited) |
 | Fabio Testi as Member of Frank's Gang with Black Hat at Auction (uncredited) |
| Dino Zamboni as Man in the Bar (uncredited) |
 | Marco Zuanelli as Wobbles (uncredited) |
| Sound | |
| Ennio Morricone | Original Music Composer |
| Ennio Morricone | Conductor |
Camera | |
| Tonino Delli Colli | Director of Photography |
Crew | |
| John Landis | Stunts |
Writing | |
| Sergio Leone | Screenplay |
Directing | |
| Sergio Leone | Director |
Writing | |
| Sergio Leone | Story |
Art | |
| Carlo Simi | Art Direction |
| Carlo Simi | Set Decoration |
Costume & Make-Up | |
| Carlo Simi | Costume Designer |
Crew | |
| Benito Stefanelli | Master at Arms |
Production | |
| Claudio Mancini | Production Manager |
Editing | |
| Nino Baragli | Editor |
Production | |
| Bino Cicogna | Executive Producer |
Writing | |
| Dario Argento | Story |
| Bernardo Bertolucci | Story |
Costume & Make-Up | |
| Antonella Pompei | Costume Designer |
Crew | |
| Eros Bacciucchi | Special Effects |
Production | |
| Fulvio Morsella | Producer |
Writing | |
| Sergio Donati | Screenplay |
Camera | |
| Angelo Novi | Still Photographer |
Costume & Make-Up | |
| Giannetto De Rossi | Makeup Artist |
Camera | |
| Giuseppe Lanci | Assistant Camera |
Costume & Make-Up | |
| Alberto De Rossi | Makeup Supervisor |
| Grazia De Rossi | Hairdresser |
Sound | |
| Alessandro Alessandroni | Musician |
Production | |
| Camillo Teti | Assistant Production Manager |
Editing | |
| Carlo Reali | Assistant Editor |
Production | |
| Ugo Tucci | Production Supervisor |
Directing | |
| Salvatore Basile | Assistant Director |
Camera | |
| Franco Di Giacomo | Camera Operator |
Sound | |
| Franco De Gemini | Musician |
Directing | |
| Adolfo Aristarain | Assistant Director |
| Giancarlo Santi | First Assistant Director |
Art | |
| Carlo Leva | Set Decoration |
Camera | |
| Roberto Forges Davanzati | Assistant Camera |
Art | |
| Rafael Ferri | Set Decoration |
Costume & Make-Up | |
| Marilù Carteny | Assistant Costume Designer |
Sound | |
| Italo Cameracanna | Sound Effects |
| Elio Pacella | Sound Engineer |
Directing | |
| Serena Canevari | Script Supervisor |
Sound | |
| Luciano Anzellotti | Sound Effects |
| Claudio Maielli | Sound Engineer |
Visual Effects | |
| Carlo De Marchis | Visual Effects |
Sound | |
| Fausto Ancillai | Sound Engineer |
Art | |
| Enrico Simi | Assistant Set Decoration |
| Antonio Palombi | Assistant Production Design |
Sound | |
| Roberto Arcangeli | Sound Effects |
| Cantori Moderni Di Alessandroni | Musician |
| Edda Dell'Orso | Vocals |
Editing | |
| Andreina Casini | Assistant Editor |
Production | |
| Glauco Teti | Production Secretary |
