Marshals' Every good story doesn't have an ending — just ask Luke Grimes. After CBS announced that the actor would return as Kayce Dutton in a brand-new Yellowstone spinoff series that has a working title of Y: Marshals,

Yellowstone” star Luke Grimes, 41, will return for a spinoff series called “Y: Marshals,” CBS announced.  According to the official logline, “With the Yellowstone Ranch behind him, Dutton joins an elite unit of U.

Luke Grimes will once again play Kayce, the youngest of the Dutton siblings and a former Navy SEAL. When fans last saw the character, he had retained a small part of the Yellowstone Dutton ranch for his family after selling off the majority to the Broken Rock Indian Reservation.