Hugh O'Brian Wyatt Earp Actor Douglas V. Fowley Doc Holliday Guest Star James Seay Judge Spicer Guest Star Steve Brodie Sheriff Johnny Behan Guest Star Stacy Harris Mayor John Clum Guest Star John Anderson Virgil Earp Guest Star Ray Boyle Morgan Earp Guest Star Rayford Barnes Ike Clanton Guest Star Norman Alden Johnny Ringo Guest Star William Phipps Curly Bill Brocius Guest Star Paul Landres Director Frederick Hazlitt Brennan Writer