Logan Marshall-Green Joins CBS Yellowstone Spinoff Y: Marshals

CBS's upcoming Yellowstone spinoff series, Y: Marshals, will star Luke Grimes reprising his role as Kayce Dutton, who leaves the Yellowstone Ranch to join an elite unit of U.S. Marshals in Montana. The show explores Kayce balancing family, duty, and the psychological toll of his new role, combining his cowboy skills with Navy SEAL training to deliver justice in a violent region. Logan Marshall-Green has joined the cast as Pete Calvin, a friend from Kayce's military past, marking the first confirmed co-star of the series. Produced by MTV Entertainment Studios and 101 Studios, with Yellowstone creator Taylor Sheridan as an executive producer, the series is set to premiere in the midseason of 2025-2026 on CBS. Showrunner Spencer Hudnut, who also penned the premiere episode directed by Greg Yaitanes, aims to explore a new dimension of Kayce's character, opening a fresh narrative in the Yellowstone universe. The series will air Sunday nights and has been ordered for 13 episodes.