‘A Knight of the Seven Kingdoms’ Starring: Peter Claffey, Dexter Sol Ansell, Finn Bennett HBO may be taking its George R.R. Martin tribute a little too far with the delayed release of their latest venture into the “Game of Thrones” universe, based on Martin’s “Tales of Dunk and Egg” novellas.The show follows hedge knight Ser Duncan the Tall (Dunk) and his young squire Aegon Targaryen (Egg) — who will grow up to become King Aegon V — on their adventures across Westeros. It’s finally set to drop Jan. 11.