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

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." ...

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

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

Donnie Wahlberg Celebrates ‘New Chapter’ at First 'Boston Blue’ Table Read originally appeared on Parade. Donnie Wahlberg ...

The forthcoming CBS procedural Boston Blue may be a spin-off from Blue Bloods, but it's still making a distinct departure ...

Boston Blue will bring in another Reagan family member to join Donnie Wahlberg, but with a different actor in the role.

Blue Bloods' Sean Reagan has been recast for the upcoming spin-off series Boston Blue. Andrew Terraciano played Sean through ...

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

As for Amonsen, he has previously starred in an episode of Apple TV+'s Pachinko, Suits and Designated Survivor, as well as ...

CBS’ upcoming Blue Bloods offshoot has added another Reagan — though he will look a bit different when he shows up. A ...