Joel McCrea
Wyatt Earp

Vera Miles
Laurie McCoy

Lloyd Bridges
Gyp Clements

Wallace Ford
Arthur Whiteside

Edgar Buchanan
Doc Black

Peter Graves
Morgan Earp

Keith Larsen
Bat Masterson

Carl Benton Reid
Mayor Andrew Hope

John Smith
Jim Earp

Walter Coy
Sam McCoy

Robert J. Wilke
Ben Thompson

Jack Elam
Al

Mae Clarke
Mrs. McCoy

Walter Sande
Clint Wallace

Robert Anderson
Bank Robber (uncredited)

Gertrude Astor
Saloon Madam (uncredited)

Rayford Barnes
Hal Clements (uncredited)

Rudy Bowman
Townsman (uncredited)

Chet Brandenburg
Townsman (uncredited)

Bill Coontz
Cowpuncher (uncredited)

Ben Corbett
Barfly (uncredited)

Tex Driscoll
Townsman (uncredited)

Franklyn Farnum
Townsman (uncredited)

Leonard P. Geer
Cowpuncher (uncredited)

Frank Hagney
Barfly / Lookout (uncredited)

Dick Johnstone
Barfly (uncredited)

I. Stanford Jolley
John Stanton (uncredited)

Jack Kenny
Townsman (uncredited)

Rory Mallinson
Robber #3 (uncredited)

Kathy Marlowe
Saloon Girl (uncredited)

Kermit Maynard
Townsman (uncredited)

Jody McCrea
Gunman (uncredited)

Charles Morton
Bartender (uncredited)

Anna Navarro
Girl (uncredited)

William Newell
Bartender (uncredited)

Sam Peckinpah
Bank Teller (uncredited)

Bob Reeves
Townsman (uncredited)

Henry Wills
Cowpuncher (uncredited)

Al Wyatt Sr.
Cowpuncher (uncredited)