Yellowstone’s Kayce Dutton Spinoff With Luke Grimes: Airtime, What to Know

The next stop in the Yellowstone universe is a spinoff starring Luke Grimes’ character, Kayce Dutton.

Yellowstone, which premiered in 2018, introduced viewers to the fictional Dutton family, who own the largest ranch in Montana. After finding success on Paramount, creator Taylor Sheridan grew the Yellowstone world with prequels 1883 and 1923.

CBS ordered Y: Marshals, the upcoming show following Kayce as he leaves the Yellowstone ranch to join the U.S. Marshals, after Yellowstone concluded in December 2024.

“Cowboys dont say goodbye, they say see you later,” Grimes wrote via Instagram when the exciting news was announced.

Related: A Guide to ‘Yellowstone’ and Its Many Spinoffs Amid Ongoing Delays

Since Yellowstone debuted in 2018, the story of the Dutton family has had enough potential to inspire six spinoffs (and counting) to add to the Paramount Network roster — but with that has come delays. Yellowstone focuses on a powerful family that runs the largest contiguous ranch in the United States. Amid their success, the […]

Keep scrolling for everything to know about Y: Marshalls — including possible cameos:

When Will ‘Y: Marshals’ Premiere on CBS?

The highly-anticipated series is scheduled to premiere in spring 2026 on CBS as a midseason replacement. It will air on Sunday nights at 9 p.m. ET.

Spencer Hudnut, who previously worked on SEAL Team, serves as the show’s writer, executive producer and showrunner. Taylor Sheridan is also an executive producer on the project, with CBS Entertainment President Amy Reisenbach previously saying in a statement, “In terms of Taylor’s involvement, we’re still early in the process. He’s a very busy guy, but we’ll take what we can get.”

What Is the Spinoff About?

According to the official synopsis, Y: Marshals follows Kayce leaving “ranching life behind to join an elite unit” of U.S. Marshals. While “combining his skills as a cowboy and Navy SEAL to bring range justice to Montana, where he and his teammates must balance family, duty and the high psychological cost that comes with serving as the last line of defense in the region’s war on violence.”

Who Makes Up the Cast?

Arielle Kebbel, Ash Santos, Tatanka Means, Brett Cullen and Logan Marshall Green are joining Grimes on the new series.

Kebbel, Santos and Means will play Belle, Andrea and Miles, respectively. They are all members of the U.S. Marshals while Cullen plays Harry Gifford, the head of the U.S. Marshals in Montana.

Related: How the New Western TV Shows Differ: ‘Ransom Canyon,’ ‘1923’ and More

As the interest in cowboys continues to grow, it only makes sense that there’s more and more Western TV shows to choose from. Yellowstone kicked Us off when it premiered in 2018. The Paramount+ series introduced viewers to the fictional Dutton family, who own the largest ranch in Montana. While some viewers came for Kevin […]

Are ‘Yellowstone’ Stars on ‘Y:Marshals’?

Gil Birmingham will officially be back as Thomas Rainwater with Mo Brings Plenty also returning as Mo and Brecken Merrill resuming his gig as Kayce’s son, Tate Dutton.

Kelly Reilly, meanwhile, is the lead of her own spinoff alongside Cole Hauser, which is still in the works. Kevin Costner isn’t expected to return — unless it is in flashback form — after the patriarch of the family died in the final season of Yellowstone. There has also been no word on whether Wes Bentley will appear as Jamie Dutton.

Is Monica on Kayce’s ‘Yellowstone’ Spinoff?

The biggest absence so far has been Kelsey Asbille, who played Kayce’s wife, Monica Dutton, on Yellowstone. She hasn’t been announced as a cast member on Y: Marshals yet.

In the sneak peek for the show, Kayce is seen saying, “I’m changing paths. Trying to find a new beginning.”