Description What the Blue Bloods season 9 has to offer? Returning cast updates and more CBS's long-running police drama, Blue Bloods is set to pop in our screens with the new 22-episode season. As season 8 ended with <PERSON> getting a promotion in <PERSON>'s office, the new season will take off events from there. Watch the video to know more about the returning cast, premiere date and more! Blue Bloods, Season 8, Latest Updates, Screens, Promotion, Police, Drama, It Cast, Events