The Walking Dead has done it again. Sunday's Season 5 finale was the highest-rated finale in series history, AMC announced Monday.

The episode delivered 15.8 million viewers and 10.4 million adults in the coveted 18-49 demographic, capping off a season that has seen remarkable growth. The network expects those numbers to exceed more than 20 million and 14 million when time-shifted viewing is accounted for.

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Overall, the show's fifth season has delivered an average of 14.4 million viewers and 9.4 million adults 18-49 across all 16 episodes. That is an increase of 9 percent season-over-season in adults 18-49.

"We're thankful to Robert Kirkman, Scott Gimple, Chris Hardwick, our fantastic executive producers and the talented writers, cast and crews for delivering another season of unforgettable and engaging television," AMC President Charlie Collier said in a statement.

Sunday's episode of Talking Dead, the series' after-show hosted by Hardwick, also achieved its highest-rated episode in series history, drawing 7.5 million viewers and 4.9 million adults 18-49.

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