All good things must come to an end. This includes long-running television series, though sometimes they may not end the way we would like them to. In this week’s edition of Screen Time, TPN staffers share what they believe are some of the best and worst television finales.

The first weeks of January can be a dumping ground for dozens of pilots that won’t make it to February. But here’s a preview of some of the most-anticipated returning shows (and one new show) — based...