I always think it's better to take your time and go through a lot of ideas - and dismiss a lot of ideas - before figuring out where to land. It's a good way to care for your audience, too. If you spend hours and hours and days and weeks coming up with the ending, then there's a chance the fans won't figure it out on their own.
Shawn RyanOne of the tricky things about running a TV show is that you just never know how good the guest stars you cast on a weekly basis, how good they're going to be in the episode. Sometimes they surprise you in good ways and sometimes they surprise you in disappointing ways.
Shawn RyanThere are story-room sessions where you think about the big picture, like a novel, but once you have certain things in place, you have to treat each episode like an hour of TV, and think that maybe this will be the only episode that anyone will ever watch. You want to have some sort of beginning, middle, and end to the episode, even if you have storylines that are carrying over. You still want it to feel like a cohesive hour of entertainment. And you can't think about both at the same time.
Shawn Ryan