Hugh O'Brian
Wyatt Earp

Damian O'Flynn
Judge Tobin / Dr. Goodfellow / Doc Fabrique / Mannen Clements / Judge Tobin AKA ...

Douglas Fowley
Doc Holliday / / Doc Fabrique / Dr. John H. Holliday / Grandpa Logan

Morgan Woodward
Shotgun Gibbs

Trevor Bardette
/ Old Man Clanton

Paul Brinegar
Jim Kelley / Jim Kelley (uncredited) / Mayor Jim Kelley / Jim Begley

Sam Flint
Judge Jewett / Judge Jewitt / Fred White / Stableman / Mr. Borden (uncredited) /...

Frank Mills
Bartender (uncredited) / Townsman (uncredited) / Trial Spectator (uncredited) / ...

Ralph Sanford
Mayor Jim Kelley / Slip Madigan / Mayor Jim Kelley (uncredited) / Butch McGuire ...

Herschel Graham
Bank Clerk (uncredited) / Townsman (uncredited) / Poker Player (uncredited) / Tr...

Stacy Harris
Mayor John Clum / Mayor Clum / John P. Clum / John P. Clum (uncredited) / Sam Ro...

William Phipps
Curly Bill Brocius / Curly Bill Brocius (uncredited)

Don Haggerty
/ Mort Herrick

Myron Healey
/ Doc Holliday

Lester Dorr
Hotel Clerk (uncredited) / Mose / Charlie the Hotel Clerk (uncredited) / Tony (u...

James Seay

Bob Woodward
Gang Member (uncredited) / Big T Man (uncredited) / Muleskinner (uncredited) / B...

Denver Pyle
Ben Thompson / / Hoss Mackey

Carol Stone

Steve Brodie