CBS has set its fall premiere schedule, with several fan favorites and new shows returning in October. The biggest debut is Marshals, the Yellowstone spinoff starring Luke Grimes, which begins its second season on October 4, alongside the Season 4 premiere of Tracker starring Justin Hartley. On October 9, CBS rolls out the second seasons of Sheriff Country and Boston Blue, starring Morena Baccarin and Donnie Wahlberg, respectively. The network is also planning an NCIS takeover on October 6, with the flagship NCIS returning for Season 24, NCIS: Origins launching Season 3, and the brand-new spinoff NCIS: New York making its series debut.