"There was a part of Kevin being gone that meant some of the conflict was gone," one of the actor's former costars said in a recent interviewThe final epsiodes of Yellowstone were easier to film following Kevin Costner’s exit,

Luke Grimes plays Kayce Dutton, John's youngest son. In real life Grimes auditioned for the main role in the Twilight series of films and landed the role as Elliott Grey, Christian Grey's brother, in the 50 Shades of Grey series.