God dammit, I'm not sure if this was spoiled to me before, or if I was just spoiled for this, but apparently the final season of Better Call Saul will also include …
I really wish I didn't know that, though you could easily have made that prediction.A guest appearance from both actors replaying their characters. https://variety.com/2022/tv/news/bryan-cranston-aaron-paul-better-call-saul-1235229217/
I was expecting that earlier, but it makes sense.
Looking forward to it! I wasn't expecting to like this series but it really grew on me.