Andrew Terraciano will not return as Sean Reagan in the spinoff, and Mika Amonsen will now take his place in 'Boston Blue' ...

Mika Amonsen will play Sean Reagan in the 'Blue Bloods' spinoff, 'Boston Blue,' a role previously played by Andrew Terraciano ...

Mika Amonsen has been cast as Sean Reagan on Boston Blue opposite Donnie Wahlberg. On Blue Bloods, Sean was played by Andrew ...

Mika Amonsen will replace Andrew Terraciano, who played Sean Reagan throughout the 14-season run of "Blue Bloods."Though ...

Donnie Wahlberg is the new kid on the block in the new Blue Bloods spinoff series, which sees Danny Reagan go to Boston, and ...

Blue Bloods got viewers invested in the Reagan family — but how are the characters related to each other? The CBS series, ...

Blue Bloods viewers are finally getting an explanation for why Donnie Wahlberg’s character, Danny Reagan, relocated to Boston ...

CBS’s upcoming “Blue Bloods” spinoff has recast Danny Reagan’s son after the same actor played the recurring role throughout the original 14 seasons.

Danny Reagan will return to our TV screens, but his son Sean will look a little different. The role was recently recast as ...

CBS has officially greenlit Boston Blue, a Blue Bloods spin-off centered on Donnie Wahlberg ’s character, Danny Reagan, and his son Sean. However, longtime fans may be surprised to learn that Andrew ...

Boston Blue made a shocking cast change for the role of Danny Reagan's son, Sean. Mika Amonsen was added to the cast of the ...

CBS’s upcoming “Blue Bloods” spinoff has recast Danny Reagan’s son after the same actor played the recurring role throughout the original 14 seasons.