Kevin Costner has officially announced that he will not be returning to the hit show "Yellowstone" after four and a half seasons. The 69-year-old actor shared the news on Instagram, citing his focus on making his western movie "Horizon: An American Saga." Despite rumors of a feud with showrunner Taylor Sheridan, Costner expressed his love for the series and the relationships he built. While Paramount has not commented on his departure, speculation arose when it was announced that "Yellowstone" would end after Season 5. Although Costner showed interest in returning if the storyline intrigued him, he ultimately decided to move on. Fans can catch the final episodes of "Yellowstone" airing on Nov. 10, 2024.