Jennifer Aniston admitted in a new Vanity Fair cover story that the cast of “Friends” had been “mourning” Matthew Perry long before his death at 54 years old in October 2023. Perry, who starred as Chandler Bing on NBC’s “Friends” opposite Aniston as Rachel Green, died from the “acute effects” of ketamine. He had long …

In the season 4 renewal announcement, Erin Underhill, president of Universal Television, said, "Thanks to [Fellowes] and the phenomenally talented cast and crew, each season of The Gilded Age delivers stories rich in drama and history, stellar performances and stunning production value."

HBO confirmed on July 28, 2025, that there would be a Season 4 (only days before the finale for season 3), which generated excitement about what was expected next. HBO announced, "the series is one of television's most irresistible dramas," and commended Fellowes' insight into the art of marrying historical storytelling with contemporary relevance.