'Y: Marshals': Everything You Need to Know About the 'Yellowstone' Spinoff

A Yellowstone spinoff titled Y: Marshals is coming to television in 2026, and fans are hungry for information about the new show.

What Is Y: Marshals?

Y: Marshals is an upcoming Yellowstone spinoff that is coming to CBS in the upcoming 2026 midseason.

The show stars ex-Yellowstone star Luke Grimes as Kayce Dutton, the youngest of the Dutton siblings. He’s accepted a job as a U.S. Marshal in Montana, continuing in the law enforcement work Dutton had once intended to leave behind.

Who Stars in Y: Marshals?

Several familiar Yellowstone faces will appear in Y: Marshals in addition to Grimes.

Brecken Merrill is set to reprise his role as Kayce’s son, Tate, and Gil Birmingham (Thomas Rainwater) and Mo Brings Plenty (Mo) also return in their previous roles.

It’s not clear if Kelsey Asbille will reprise her role as Monica Dutton.

What Happens in the Trailer for Y: Marshals?

The first look at the new show is relatively brief, and it focuses on a solemn-looking Kayce Dutton considering his new direction.

“I’m changing paths, trying to find a new beginning,” he says in the trailer, followed by footage of Kayce giving chase to an SUV on horseback.

Check it out in the clip below:

Yellowstone: Luke Grimes’ Wife Is a Brazilian Model

When Does Y: Marshals Premiere?

Y: Marshals is tentatively set to debut mid-season in the Sunday nights 9PM time slot, but CBS has not yet set a premiere date.

The trailer indicates the show is “coming soon.”

Y: Marshals Season 1 will comprise 13 episodes, according to People.

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