Welcome back to the 1st annual Tournament of TV Fanatic: ABC edition!

It's time for you, TV Fanatics, to choose your favorite ABC star! We have chosen 16 fan favorites for this showdown. The concept is easy: Pick your favorite of the two pairs in each poll. That's it!

Castle fans have spoken. After tough semifinal wins against Grey's Anatomy's core duo, Stana Katic and Nathan Fillion will square off for the ABC title! After tens of thousands of votes cast (and last night's Castle season premiere), they've earned it. So who's it going to be in our all-Castle final? VOTE below!

And the Winner is? Stana Katic Click Here To Vote for Stana Nathan Fillion Click Here To Vote for Nathan Nathan Fillion vs. Stana Katic: Which ABC star do you love the most? Vote now in the championship round matchup of the Tournament of TV Fanatic: ABC Edition! View Poll »

Poll is now closed! Here are the results: Stana Katic 58.8%

41.2%

View Poll » Stana KaticNathan FillionTotal Votes: 5307

The winner will be announced Friday! Here's the updated ABC field:

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.