| Season Number: | 8 |
| Bgcolour: |
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| Network: | CBS |
| Num Episodes: | 22 |
| Episode List: | List of Blue Bloods episodes |
The eighth season of Blue Bloods, a police procedural drama series created by Robin Green and Mitchell Burgess, premiered on CBS September 29, 2017.[1] [2] The season contained 22 episodes and concluded on May 11, 2018.
Donnie Wahlberg (Danny Reagan), Bridget Moynahan (Erin Reagan), Will Estes (Jamie Reagan), and Len Cariou (Henry Reagan) are first credited. Sami Gayle (Nicky Reagan-Boyle) is credited next, marking the fourth season she has been included in the opening credits. Tom Selleck (Frank Reagan) receives an "and" billing at the close of the main title sequence. Amy Carlson (Linda Reagan) left between Seasons 7 and 8.
Marisa Ramirez, as Danny's partner Detective Maria Baez, and Vanessa Ray, as Jamie's partner Eddie Janko, continue to receive "also starring" billing for season 8. Appearing regularly and receiving "special guest star" billing are Gregory Jbara as Deputy Commissioner of Public Information Garrett Moore, Robert Clohessy as Lt. Sidney Gormley, and Abigail Hawk as Detective Abigail Baker, Frank's primary aide.