Though Donnie Wahlberg is the only member of the core Blue Bloods cast set to return for the long-running series' first ...

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 be bringing a Blue Bloods family member with him to Boston Blue - but they’ll look very different to ...

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

Although “Boston Blue” is a direct offshoot of “Blue Bloods,” the Reagan family will look a bit different this time around.

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

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

Boston Blue, the Blue Bloods spinoff, recast Sean Reagan, Danny Reagan's son, with Mika Amonsen replacing Andrew Terraciano in a shocking twist ...

Check out Wahlberg’s Instagram story above and stay tuned to Collider for more about Boston Blue.

The actor is reprising his role as Danny Reagan but will be tackling crime in a new East Coast city, alongside Sonequa Martin ...

Blue Bloods wrapped its final season almost seven months ago, but there's a fresh chapter about to begin. Wahlberg revealed ...

Donnie Wahlberg has his badge back. On Tuesday, the actor revealed that he was at work on the first season of the Blue Bloods ...