Brannigan Rides Again is the sequel to Arizona Grit. Once again, ex-lawman Dan Brannigan, a man at home on a horse as well as in a gun fight, saddles up and rides into danger. This time a valuable movie horse has been stolen from the Old Tucson movie town and a cowboy lies dead. Brannigan is hired to track down the thieves and bring back the horse. The ride takes him into Arizona's Mogollon Rim country and then into northern Mexico.