'Marshals' Cast: Four 'Yellowstone' Actors Returning for New Spinoff Series, 1 Star Might Be Killed Off!

Gil Birmingham as Chief Thomas Rainwater – Returning!

Gil Birmingham is expected to make a comeback in the Yellowstone universe as his character, Chief Thomas Rainwater!

Gil will act as a series regular in season one of the new CBS drama series.

Moses Brings Plenty as Mo – Returning!

Moses Brings Plenty will be back as his character, Mo, for season one of the new CBS drama.

Moses will also be a series regular in the drama.