
The upcoming episode of Marshals will explore a deeply personal story inspired by a loss within actor Mo Brings Plenty’s family. Titled “Roughstock,” the episode draws from the death of his nephew, Cole Brings Plenty, a young actor known for his role in the Yellowstone prequel 1923.
Mo Brings Plenty, who portrayed a cultural consultant and actor on Yellowstone before continuing in the same role on Marshals, brought the idea to the show’s producers. The resulting storyline gives the actor an opportunity to channel a painful family experience into the series.
Cole Brings Plenty played Pete Plenty Clouds in 1923. He went missing before he was later found dead at the age of 27. His death left a profound loss for his family, and the new episode approaches the subject through a fictional story involving Mo’s character.
What Happened in the Previous Episode of Marshals?

In “Secret Weapon,” the Marshals faced a dangerous situation after narrowly escaping a suicide bomber. Their investigation then turned into a search for another suspect believed to be carrying an even larger explosive.
The trail led the team to the suspect’s family, whose deep distrust of the government made it difficult for the Marshals to obtain the information they needed.
The episode set up another high-stakes investigation, but the next installment will place a more personal challenge at the center of the story.
What to Expect From “Roughstock”

In “Roughstock,” Cal, played by Logan Marshall-Green, travels to Utah to visit a cancer specialist. With him away, Andrea Cruz (Ash Santos) takes on the responsibility of leading the team, only to face an immediate test of her authority.
Kayce Dutton (Luke Grimes) steps outside the Marshals’ jurisdiction to help Mo search for his missing nephew. The case brings the two characters together on a mission that carries particular emotional weight for Mo.
The storyline is inspired by the real-life loss Mo experienced, following his pitch to the producers. Although the episode presents a fictional investigation, its personal connection gives the narrative added significance.
Meanwhile, another development unfolds away from the main investigation. Without the rest of the team knowing, Belle (Arielle Kebbel) accompanies Cal on his trip to Salt Lake City. As they spend more time together, their relationship begins to grow closer.
The episode therefore balances the emotional search involving Mo and Kayce with developments in the personal lives of other team members.
When Does the New Episode Air?
“Roughstock” premieres Sunday, November 15, at 8 p.m. ET on CBS.

Viewers with a Paramount+ Premium subscription can watch the episode live and stream it on demand. Those with the Essential tier will be able to stream it the following day.
The episode’s storyline marks a personal moment for Mo Brings Plenty, bringing a family tragedy into the world of Marshals through a story he helped bring to the screen.
Source: Compiled from various sources