Peter Claffey and Dexter Sol Ansell in 'A Knight of the Seven Kingdoms' Steffan Hill/HBO Share on Facebook Share on X Google Preferred Share to Flipboard Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Send an Email Print the Article Post a Comment Like Ser Duncan the Tall, viewing figures for A Knight of the Seven Kingdoms are sizable. The Game of Thrones spinoff drew its largest audience to date for the Feb. 22 season finale. HBO says 9.5 million viewers in the United States watched the episode over its first three days.