Frank

Henry Fonda

Jill McBain

Claudia Cardinale

'Harmonica'

Charles Bronson

Manuel 'Cheyenne' Gutiérrez

Jason Robards

Brett McBain

Frank Wolff

Morton - Railroad Baron

Gabriele Ferzetti

Sam

Paolo Stoppa

Sheriff

Keenan Wynn

Stony - Member of Frank's Gang

Woody Strode

Snaky - Member of Frank's Gang

Jack Elam

Wobbles (uncredited)

Marco Zuanelli

Barman

Lionel Stander

Member of Frank's Gang Smoking Pipe at Auction

Frank Braña

Knuckles

Al Mulock

Double For Frank / Henry Fonda (Monument Valley)

Jack English

Jim - Member of Frank's Gang

John Frederick

Timmy McBain (uncredited)

Enzo Santianello

Hanged Man (uncredited)

Claudio Mancini

Timmy McBain (uncredited)

Enzo Santaniello

Harmonica as a Boy (uncredited)

Dino Mele

Station Agent (uncredited)

Antonio Palombi

Benito Stefanelli

Older Sheriff's Deputy

Luigi Ciavarro

Bit part

Livio Andronico

Member of Cheyenne's Gang

Salvo Basile

Bidder (uncredited)

Renato Pinciroli

Member of Cheyenne's Gang

Salvatore Basile

Member of Frank's Gang Playing Poker

Aldo Berti

Cheyenne's Gunman (uncredited)

Aldo Sambrell

McBain's Neighbor (uncredited)

Conrado San Martín

Marilu Carteny

Frank's Gunman (uncredited)

Spartaco Conversi

Frank's Gunman (uncredited)

Saturno Cerra

Frank's Gunman (uncredited)

Fabio Testi

3rd Member of Cheyenne's Gang

Bruno Corazzari

Frank's Gunman (uncredited)

Antonio Molino Rojo

Member of Frank's Gang in Flashback

Don Galloway

Logan (uncredited)

Román Ariznavarreta

Frank's Lieutenant (uncredited)

Michael Harvey

Member of Frank's Gang in Flashback

Robert Hossein

Girl at Flagstone Station

Raffaella Leone

Member of Frank's Gang in Flashback

Frank Leslie

Frank's Gunman (uncredited)

Paolo Figlia

Maureen McBain (uncredited)

Simonetta Stefanelli

Old Woman in the Tavern (uncredited)

Regina Elena Bisio

Jill McBain (Voice) (Uncredited)

Joyce Gordon

Mr. Morton (Voice) (Uncredited)

Bernard Grant

Cattle Corner Station Agent (Voice) (Uncredited)

Robert Dryden