By Jackie Strause Managing Editor, East Coast [This story contains spoilers from the second episode of Marshals and the series finale of Yellowstone.] How much of Yellowstone will loom over Marshals? The second episode of the new CBS series starring Luke Grimes gave viewers a good idea of how Marshals plans to walk that line. The sequel-spinoff that premiered March 1 sees Grimes reprising his role as Kayce Dutton, the surviving son to the late Dutton patriarch played by Kevin Costner on the megahit Paramount Network series. Yellowstone was the most popular show on television when it signed off in December 2024. So, when we recently asked showrunner Spencer Hudnut if he will be servicing the fans of Yellowstone or catering to a potentially new audience, he had an easy answer. “It would be really foolish to turn our back on that,” he told The Hollywood Reporter heading into the premiere, citing not only the flagship show’s uber-success but also the richness of the Dutton backstory.…