Yellowstone Spinoff ‘Y: Marshals’ Casts Logan Marshall-Green With Luke Grimes

The Yellowstone universe continues its relentless expansion with explosive casting news. CBS has officially announced that Logan Marshall-Green will join Luke Grimes in the highly anticipated spinoff Y: Marshals, sending waves through the franchise’s dedicated fanbase. Marshall-Green will portray Pete Calvin, a pivotal figure from Kayce Dutton’s military past, injecting fresh intensity into Taylor Sheridan’s expanding frontier saga.

Who Is Logan Marshall-Green Playing in Y: Marshals?

Marshall-Green steps into the role of Pete Calvin, described as Kayce Dutton’s trusted confidant from their shared history as Navy SEALs. This strategic casting deepens the psychological complexity of the series, positioning Pete as both a tactical partner and emotional anchor for Kayce as he transitions from ranch life to federal law enforcement. Marshall-Green brings formidable credentials to the role, having delivered gripping performances in Prometheus, Upgrade, and HBO’s And Just Like That…. His ability to balance visceral action with nuanced character work aligns perfectly with Sheridan’s signature storytelling style. Industry analysts note this pairing could redefine modern Western dynamics, merging military precision with frontier justice.

What Can Fans Expect From Y: Marshals’ Storyline?

According to CBS’ official logline, Y: Marshals will track Kayce Dutton’s journey as he leaves the Yellowstone Ranch behind to join an elite unit of U.S. Marshals. The series promises a combustible fusion of Western ethos and crime procedural, with Kayce applying his cowboy instincts and Special Forces training to bring order to Montana’s increasingly volatile landscape. As reported by Country Living (July 2024), the narrative will explore the “psychological toll of serving as the last line of defense” while navigating fractured family bonds. This premise creates fertile ground for Marshall-Green’s character to emerge as both Kayce’s tactical counterpart and moral compass during high-stakes operations.

When Will Y: Marshals Premiere?

Mark your calendars: CBS confirms Y: Marshals will occupy the coveted Sunday 9 p.m. EST slot during mid-season 2026. This strategic scheduling signals the network’s confidence in the spinoff’s potential to dominate ratings. Behind the scenes, Taylor Sheridan remains executive producer while SEAL Team veteran Spencer Hudnut takes showrunner duties. Hudnut’s experience with military dramas suggests authentic tactical sequences and complex character dynamics will define the series. Production timelines indicate filming will commence in early 2025 across Montana’s rugged backcountry.

Stay tuned to FrontierEntertainmentNews.com for exclusive casting reveals and behind-the-scenes access as the Yellowstone universe expands its dominion.

Must Know

Who created Y: Marshals?
Taylor Sheridan, the visionary behind Yellowstone and its spinoffs, serves as executive producer. Spencer Hudnut (SEAL Team) acts as showrunner and penned the premiere episode, ensuring narrative continuity with Sheridan’s gritty storytelling style.

Will other Yellowstone characters appear?
While Luke Grimes is confirmed to reprise his role as Kayce Dutton, CBS hasn’t announced returns for Monica (Kelsey Asbille) or Tate Dutton (Brecken Merrill). Insider reports suggest potential guest appearances from original cast members.

What’s Logan Marshall-Green’s acting background?
Marshall-Green boasts impressive genre versatility. His credits include sci-fi hits like Prometheus, action-thrillers like Upgrade, and dramas like The OC. This range positions him perfectly for Sheridan’s blend of intense action and emotional depth.

How does Y: Marshals connect to Yellowstone?
The spinoff continues Kayce Dutton’s journey after leaving the ranch. It expands the franchise’s exploration of law enforcement in modern frontier territories while maintaining Yellowstone’s core themes of family loyalty and moral conflict.

Will the show film in Montana?
Like its predecessors, Y: Marshals will primarily film in Montana to capture authentic Western landscapes. Production leverages local crews and infrastructure established during Yellowstone’s successful run.