The Reagans, or at least a handful of them, are returning to CBS in the new “ Blue Bloods ” spinoff, “ Boston Blue .” Developed by Brandon Sonnier and Brandon Margolis alongside “Blue Bloods” creators Robin Green and Mitchell Burgess, the Boston-set series follows former NYPD Detective Danny Reagan ( Donnie Wahlberg ), who decides to take a position in the Boston Police Department in an effort to form a closer relationship with his patrol cop son, Sean (Mika Amonsen). Though the Reagans’ name looms large in the Big Apple, in The Hub, it’s the Silvers who are are law enforcement royalty. Forming an unlikely friendship with his new partner, Lena Silver ( Sonequa Martin-Green ), Danny decides to see what Boston has to offer. A thoughtful and well-paced police procedural, “Boston Blue”
'Boston Blue' Review: A Worthy 'Blue Bloods' Spinoff

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