Andrew Terraciano was replaced by Mika Amonsen—co-showrunner Brandon Margolis says it boils down to evolving character plots.

It's unknown if there will be other recastings or reprisals down the line as Boston Blue continues, but fans do have 14 ...

Boston Blue' co-showrunner Brandon Margolis weighed in on why Mika Amonsen replaced Andrew Terraciano as Sean Reagan.

CBS premiered its latest police drama, Boston Blue, on October 17, 2025. The Reagan family was introduced to the new city and ...

Brandon Sonnier and Brandon Margolis, known as “The Brandons,” co-created Boston Blue. They explained their decision to recast Sean to TV Insider.

Discover Boston Blue Season 1, where Danny Reagan navigates Boston PD, family dynamics, and high-stakes investigations while ...

TV Insider has reported that Mika Amonsen will take over the role of "Danny Reagan’s (Donnie Wahlberg) youngest son, Sean ...

"Boston Blue" showrunners open up about the surprise "Blue Bloods" cameo in the premiere and recasting Sean for the spinoff.

Preview of Boston Blue episode 2 with photos, cast list, plot details, and promo video. "Teammates" airs on4, 2025.

Andrew Terraciano played Danny Reagan's son throughout the 14-year run of 'Blue Bloods,' while Mika Amonsen takes over in the ...

Boston Blue premiered with two permanent members of the Blue Bloods Reagan clan as series regulars: Danny Reagan ( Donnie ...

The Boston Blue creative team is standing by the decision to recast Donnie Wahlberg ‘s son Sean. During the series premiere ...