John Wayne
Thomas Dunson
Montgomery Clift
Matthew Garth
Joanne Dru
Tess Millay
Walter Brennan
'Groot' Nadine
Coleen Gray
Fen
Harry Carey
Mr. Melville
John Ireland
Cherry Valance
Noah Beery Jr.
Buster McGee
Harry Carey, Jr.
Dan Latimer
Chief Yowlachie
Quo
Paul Fix
Teeler Yacey
Hank Worden
Simms Reeves
Mickey Kuhn
Matt, as a boy
Ray Hyke
Walt Jergens
Hal Taliaferro
Old Leather
Lane Chandler
Colonel (uncredited)
Davison Clark
Mr. Meeker (uncredited)
Harry Cording
Gambler (uncredited)
Richard Farnsworth
Dunston Rider (uncredited)
Paul Fierro
Fernandez (uncredited)
George Lloyd
Rider with Melville (uncredited)
Pierce Lyden
Colonel's Trail Boss (uncredited)
Frank Meredith
Train Engineer (uncredited)
John Merton
Settler (uncredited) (uncredited)
Jack Montgomery
Drover at Meeting (uncredited)
Ivan Parry
Bunk Kenneally (uncredited)
Lee Phelps
Gambler (uncredited)
John Rice
Drover at Meeting (uncredited)
William Self
Sutter (uncredited)
Carl Sepulveda
Cowhand (uncredited)
Ray Spiker
Wagon Train Member (uncredited)
Glenn Strange
Naylor (uncredited)
Tom Tyler
Quitter (uncredited)
Dan White
Laredo (uncredited)
Guy Wilkerson
Pete (uncredited)
Shelley Winters
Wagon Train Member (uncredited)