Wanted: Dead or Alive/Rope Law
From The TV IV
Josh and Brace Logan are met on the range by a group of men who want Logan, Josh's prisoner. When he refuses, he's hit from behind and loses Logan. When he gets to town to file a complaint he is surprised to find the sheriff was the leader of the men and his son was the one who hit him. Josh takes an interest in the case now and is determined to find the truth...especially since the sheriff's son wants to organize a lynching.