The actor's mother, Cass Sperling Warner, was 76.
The actor is teasing an unforgettable send-off for the beloved Paramount series.
Ian Bohen chats with ET's Cassie DiLaura at the 32nd annual Elton Johns AIDS Foundation Academy Awards viewing party
Christine Baumgartner filed for divorce on May 1, 2023 after 18 years of marriage to the 'Yellowstone' star.
The GRAMMY-nominated artist plays Abby on the hit Paramount series.
Kevin Costner is seen at LAX airport reacting to ex Christine's rumored romance with their neighbor.
The 'Yellowstone' star posed solo at the awards show.
ET breaks down 'Yellowstone's fifth and final season, including the rumored feud between Kevin Costner and creator Taylor Sheridan.
‘Yellowstone’ creator Taylor Sheridan is suing actor Cole Hauser over coffee.
The couple confirmed their relationship in a post on Instagram back in April.
Die-hard Dutton fans will love these gifts inspired by their favorite show.
ET breaks down 'Yellowstone's high-profile fanbase, from Chris Pratt to Jennifer Lopez.
With the dual strikes now over, 'Yellowstone' is eyeing a return to filming early next year.
ET recaps the best quotes from Kevin Costner's John Dutton on 'Yellowstone.'
