Big TV fandom drama frequently occurs off-screen. Recently, a not very old interview video with HBO’s A Knight of the Seven Kingdoms cast resurfaced on social media and fans can't seem to stop speculating over it.Dexter Sol Ansell, the young actor playing Egg in A Knight of the Seven Kingdoms, and his co-star Peter Claffey, who portrays Sir Duncan the Tall or Dunk, were discussing their inspirations at the New York Comic Con 2025, when Ansell abruptly inquired:“Can we say that Henry Cavill…” Claffey quickly stopped him.That was time enough to light the internet on fire. The fans believe now that Cavill, who already has an association with Game of Thrones, may feature in the following season. The rumor has spread like wildfire, even though it is unverified.What did Dexter Sol Ansell say?The Game of Thrones fanbase is obsessed with casting rumors, especially when it comes to big actors like Henry Cavill. In a viral interview video from the New York Comic Con 2025, A Knight of the Seven Kingdoms actors Peter Claffey and Dexter Sol Ansell were discussing Season 2 of the series. When Claffey started talking about Henry Cavill’s Geralt of Rivia in The Witcher, Ansell nervously asked his co-star if he could say something about Cavill, but was immediately stopped by Claffey.It was playful, yet fans took it seriously and began to guess what role he had. No news has been officially announced whether Cavill will join the cast, but netizens assume he could be playing Daemon Blackfyre from the GOT universe. His appearance is also not likely at the moment, considering the production plans of the show. Nevertheless, even a single comment on it was sufficient to ignite online speculation, Reddit posts, and fan edits.Why do fans want Cavill so badly in A Knight of the Seven Kingdoms?Henry Cavill - Source: GettyThe rumour about Cavill joining A Knight of the Seven Kingdoms Season 2 went viral due to the fact that Henry Cavill is already a massive fantasy star. People are eager to hear his name associated with the Game of Thrones-verse, as he is already known to fans as Geralt of Rivia. The notion of Cavill in Westeros has been circulating among fan circles for years due to his fantasy image and powerful on-screen presence.Given that HBO continues to expand the Westeros universe with spin-offs and prequels, fans believe that Cavill might someday feature in the universe, whether as an aged warrior in flashback or a renowned Targaryen ancestor, like a Blackfyre.However, the most important thing is that nothing is official yet. Cavill has not announced that he is to be a member of A Knight of the Seven Kingdoms Season 2. The remark that led to the rumor being spread could be more of an act of jesting rather than confirmed news. Nevertheless, a small insinuation feels monumental in fandom, so fans have already begun to think about Cavill in armor and making casting art.For more such insights on A Knight of the Seven Kingdoms, keep following Soap Central.