TV for winter 2026: A new ‘Game of Thrones’ spinoff, ‘Bridgerton’ returns and Nicole Kidman leads a new series

The overriding theme defining television in recent years has been a fear of the new. Which is why reboots and spinoffs continue apace, with old titles brought back from the dead (“Scrubs”) or from the not-so-distant past (“The Night Manager”) and intellectual property milked within an inch of its life (somehow HBO has yet another “Game of Thrones” series coming our way).

It’s as if everyone in Hollywood ran out of new ideas all at once. Don’t blame writers, but executives who are rapidly...