Prior to filming this episode, there was some doubt as to whether NBC would agree to more episodes. An alternate ending was written (but not filmed) in which Bogg would have saved the lives of Jeffrey's parents, giving the series a somewhat satisfying ending. See more
So, Phineas Bogg, you find yourself in the field without your Voyager guidebook.
Uh, that's right. But I had Jeffrey.
Are you telling this tribunal that Jeffrey became your guidebook?
Yes. I'll admit I was a little leery about it at first myself.