In the Gunsmoke episode "Hellbent Harriet," the tranquility of Dodge City is shattered when Jim Morney is found dead under suspicious circumstances. Initially believed to have been kicked to death by his horse, his widow, Harriet, is adamant that their neighbor, Berle Albin, is responsible for her husband's murder. As U.S. Marshal Matt Dillon arrives on the scene, he senses the weight of Harriet's grief and the tension that simmers beneath the surface of their rural community.