Obviously, the Dutton family tree is relevant to Marshals, seeing as it's the first spinoff we’ve gotten that’s a direct continuation of Yellowstone. However, what I wasn’t expecting was how often it, and specifically John Dutton, would come up in this spinoff all about his youngest son, Kayce. To be frank, I think it's kind of wild how relevant Kevin Costner’s character was to the CBS show’s premiere on the 2026 TV schedule.
Now, I get that Marshals needed to incorporate Yellowstone lore into its premiere (which you can stream with a Paramount+ subscription). Fans needed to be clued into Kayce’s family, their ranch, and the fact that he sold it to Broken Rock in the series finale of Yellowstone. So, I expected at least one line of dialogue, like the one Belle had fairly early in the episode:
