“Where we really fell down in terms of budget was my least favourite scene in the entire show, in all eight seasons: King Robert goes hunting,” said the author.
His least favourite scene came in the first season when the series had its smallest budget – although production was still reportedly allocated approximately $6m (£4.61m) per episode.
Martin’s comments will be published in the book Fire Cannot Kill a Dragon, a forthcoming oral history book by Hibberd.
“In the books, Robert goes off hunting, we get word he was gored by a boar, and they bring him back and he dies.