Synopsis: Gunman Martin Brady is an American exiled in Mexico for the revenge killing of his father's assassin. Brady, a henchman of the ruthless Castro crime family, travels across the border to Texas to negotiate the sale of black market rifles. When a broken leg delays Brady's return to Mexico, U.S. Army Maj. Colton and Texas Ranger Capt. Rucker attempt to enlist Brady as a sharpshooter in their war against the Apaches.