Ahead of the premiere of the “ Yellowstone ” spinoff “ Dutton Ranch ,” star Kelly Reilly is making it known that she wouldn’t be opposed to a crossover with “Marshals,” another spinoff that focuses on Kayce Dutton (Luke Grimes).   In an interview with People , Reilly, who plays Beth Dutton, said, “I’m so proud of Luke, and we love him so much, and I miss him. I wish we had a crossover. Maybe we will in the future.” Since Kayce and Beth are siblings, it would definitely make sense if the actor popped up on the new series. But for now, viewers can expect to catch up with Beth and Rip (Cole Hauser) in South Texas – not Montana, where “Yellowstone” took place.  Popular on Variety “As Beth and Rip fight to build a future together – far from the ghosts of Yellowstone – they collide with brutal new realities and a ruthless rival ranch that will stop at nothing to protect its empire.…