Image Credit: CBS Kayce Dutton is back in the saddle. The Yellowstone spinoff series Marshals is finally here, and fans are excited to watch Luke Grimes' character on his new journey as he moves on from Monica's heartbreaking death with a team of elite U.S. Marshals. So, where can everyone watch and stream each new episode? According to the official description of the series from CBS, the show follows Kayce as he "joins an elite unit of U.S.