Last week, it was officially announced that Luke Grimes, who appeared on the original series as the youngest Dutton sibling, Kayce, will be reprising his role in a new series on CBS, currently under the working title Y: Marshals.

Luke Grimes has officially tipped his hat to the next chapter in his Yellowstone journey. The actor, who’s played the brooding yet loyal Kayce Dutton since the hit drama’s first episode, took to Instagram to share his reaction to the upcoming spin-off,

Marshals' Every good story doesn't have an ending — just ask Luke Grimes. After CBS announced that the actor would return as Kayce Dutton in a brand-new Yellowstone spinoff series that has a working title of Y: Marshals,