Hugh O'Brian Wyatt Earp Actor Paul Brinegar Mayor Jim Kelley Guest Star Myron Healey Tom McCallister Guest Star Douglas V. Fowley Doc Guest Star Tommy Cook Will Dade Guest Star Henry Rowland Tex McKay Guest Star Damian O'Flynn Judge Tobin Guest Star Mason Alan Dinehart Bat Masterson Guest Star Carol Stone Kate Holliday Guest Star Bill Cassady Dr. McCarty Guest Star Donald Murphy Lt. Clark Guest Star Rico Alaniz Mr. Cousin Guest Star Ralph Sanford Slip Madigan Guest Star Douglas Dick Dave McCallister Guest Star Jim Bannon Lt. Charles Wharton Guest Star Stuart Randall Rufe Prentice Guest Star Grant Richards Luke Short Guest Star William Tannen Deputy Hal Norton Guest Star Michael Carr Young Wolf Guest Star Hal Baylor Sam Wilson Guest Star Frank McDonald Director Frederick Hazlitt Brennan Writer, Director Daniel Bruce Writer