Y: Marshals, a bold new chapter in the Yellowstone universe, is primed to make an explosive debut as CBS’s mid-season drama in spring 2026—airing Sunday nights at 9 p.m. ET.EW.comCinemablend
Premise:
Luke Grimes reprises his iconic role as Kayce Dutton, who transitions from defending his family’s ranch to enforcing the law as part of an elite U.S. Marshals unit in Montana. His unique combination of cowboy grit and Navy SEAL training sets the stage for a powerful and complex new journey.People.comEW.com+1New York PostWikipedia
Returning Beloved Faces:
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Gil Birmingham returns as Thomas Rainwater
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Mo Brings Plenty reprises his role as Mo
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Brecken Merrill returns as Tate, Kayce’s son
These characters help anchor the series firmly in the Yellowstone mythos.People.comTom’s GuideCinemablendEW.comWikipedia
New Faces Joining the Fray:
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Logan Marshall-Green as Pete Calvin, Kayce’s trusted military comrade
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Arielle Kebbel as Belle
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Ash Santos as Andrea
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Tatanka Means as Miles
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Brett Cullen as Harry Gifford, head of the Montana U.S. Marshals unit
Together, they form the backbone of Kayce’s new team.Tom’s GuideCinemablendEW.comWikipedia
Notable Absence:
Monica Dutton, Kayce’s wife (played by Kelsey Asbille), has not been confirmed for the series. This omission raises questions about Kayce’s personal arc and emotional stakes in the new show.CinemablendPeople.comEW.com+1Wikipedia
Creative Team:
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Taylor Sheridan, Yellowstone creator, returns as executive producer
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Spencer Hudnut (veteran of SEAL Team) takes the reins as showrunner
The duo brings both authenticity and emotional intensity to this Western-infused procedural.EW.com+1
Format & Release:
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Scheduled as a 13-episode order
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Mid-season rollout on CBS, spring 2026
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Airs Sundays at 9 p.m. ETTom’s GuideEW.com+1CinemablendNew York PostWikipedia
What to Expect:
Y: Marshals promises a blend of adrenaline-fueled action and psychological depth as Kayce and his team tackle high-stakes crimes across Montana. The show will explore themes of loyalty, duty, trauma, and the blurred line between cowboy justice and lawful enforcement.New York PostEW.com
Summary Table
| Feature | Details |
|---|---|
| Release Window | Spring 2026 (CBS mid-season, Sundays at 9 p.m. ET) |
| Episode Count | 13 episodes |
| Lead | Luke Grimes as Kayce Dutton |
| Returning Cast | Gil Birmingham, Mo Brings Plenty, Brecken Merrill (River Ranch characters) |
| New Cast | Logan Marshall-Green, Arielle Kebbel, Ash Santos, Tatanka Means, Brett Cullen |
| Not Confirmed | Kelsey Asbille (Monica Dutton) |
| Creative Team | Taylor Sheridan (EP), Spencer Hudnut (Showrunner) |
| Tone & Story | Action-packed procedural with emotional and moral complexity |
Final Thoughts:
Y: Marshals marks a fearless expansion of Taylor Sheridan’s universe, blending classic Western ethos with modern crime drama. The combination of familiar faces and compelling new characters ensures that longtime Yellowstone fans and newcomers alike will find something to latch onto. Kayce’s evolution from ranch scion to a marshal fighting for justice introduces an intriguing new narrative landscape.
