Arriving in the town of Tombstone, the First Doctor finds himself involved with gunmen out to kill Doc Holliday...
William Hartnell
as The Doctor
Peter Purves
as Steven Taylor
Jackie Lane
as Dodo Chaplet
John Alderson
as Marshal Wyatt Earp
Martyn Huntley
as Warren Earp
Victor Carin
as Virgil Earp
Richard Beale
as Bat Masterson
Anthony Jacobs
as Doc Holliday
Reed De Rouen
as Pa Clanton
William Hurndell
as Ike Clanton
Maurice Good
as Phineas Clanton
David Coleman
as Billy Clanton