As is typically the case with Outlander’s action and story-packed episodes, “All Debts Paid” had a lot going on, but (also pretty typically) it also had a lot going for it.
Does he say some mean stuff to Claire?
We get our last “modern day” looks at Frank Randall (minus a brief flashback appearance in Season 4), before he dies in a car accident.
Sure, but he’s also been trapped in a loveless marriage for over a decade as he raised another man’s baby, so, I think it was fair to see him blow off some steam.