If there’s one thing that Paramount+ executives don’t regret, it's having said yes to the Yellowstone project. The Kevin Costner-led series not only ended up becoming one of the streaming platform’s tentpole series – with viewership numbers reaching new records every season – but also spawned the creation of spin-offs that have become incredibly popular. But one person underestimated the Yellowstone-verse potential: Its own creator. In an interview with Deadline late last year, director and screenwriter Taylor Sheridan reveals that he made a huge mistake with one of the spin-offs, 1883.