Marshall-Green will star opposite Luke Grimes, who reprises his role as Kayce Dutton from “Yellowstone,” in the new series. The show follows Grimes’ Kayce as he joins an elite unit of U.S. Marshals, combining his skills as a cowboy and Navy SEAL to bring justice to his home state of Montana, per the official logline.

CBS is starting to build up the cast of its Yellowstone spinoff Y: Marshals.

Marshals, playing Pete Calvin, a former military friend of Kayce Dutton. The series follows Dutton’s new life as a U.S. Marshal in Montana.