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

Mika Amonsen ( Thanksgiving) has joined the show’s cast as Sean Reagan, the youngest son of series lead Donnie Wahlberg’s ...

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

The Reagan family may be returning to screens for Boston Blue, but at least one member will look a little different. Ahead of ...

Danny Reagan’s youngest son Sean will look a little different when he appears alongside his dad on CBS’ upcoming drama series ...

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

Throughout the 14 seasons of 'Blue Bloods,' through the series finale, the character was played by Andrew Terraciano.

Terraciano, 22, appeared in all but one of the 293 episodes of the primetime network show Blue Bloods. Siblings Sean and Jack ...

Boston Blue recasting Sean is a major change that is a good news/bad news situation for fans of the original Blue Bloods ...

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