"Yellowstone' Star Cole Hauser Mourns Devastating Loss of Mother"

"Yellowstone" actor Cole Hauser announced the passing of his mother, Cass Sperling Warner, with a heartfelt Instagram post. Warner, the granddaughter of one of the founders of Warner Bros. Studios, was involved in the entertainment industry herself. Hauser's celebrity friends and the "Yellowstone" Instagram page offered their condolences. Hauser, known for his role as Rip Wheeler on "Yellowstone," is awaiting the filming of the second part of the show's fifth and final season.