Little House on the Prairie Season 9 Episode 13, Sins Of The Fathers

Sarah Carter's estranged father Elliot shows up unexpectedly with painful news. As the man plans an extended visit and causes trouble throughout town, it becomes evident why he was separated from his daughter's family for so many years. Over time, Sarah must come to terms with the fact that she never really had a healthy relationship with her father, and time is running out to fix it.