Everything You Need to Know About Y Marshals, the New Series Set in the Yellowstone Universe
Kayce Dutton trades pasture for pursuit as the Yellowstone saga branches into Y: Marshals. Landing first on CBS in the 2025–2026 season before riding to Paramount+ in early 2026, the series opens with a 13-episode run inside an elite U.S. Marshals unit. Luke Grimes returns alongside Gil Birmingham, Mo Brings Plenty, and Brecken Merrill, with Logan Marshall-Green, Brett Cullen, Arielle Kebbel, Ash Santos, and Tatanka Means joining the lineup. With Taylor Sheridan executive producing, the story tilts from ranch politics to manhunts and the cost of justice on a family.

The beloved Yellowstone universe is growing, and fans couldn’t be more excited. Enter Y: Marshals, the latest spin-off that takes the story in a fresh direction. This time, the focus shifts to Kayce Dutton, played by Luke Grimes, who steps away from the family ranch to take on a new professional challenge: joining an elite unit of US Marshals. What will this shift mean for his already complex life?