Blue Bloods ran for 14 seasons, from 2010 to 2024. Tom Selleck, Donnie Wahlberg, and Bridget Moynahan anchored the CBS series as members of the law-enforcing Reagan family. Notable exits over the years included for Jennifer Esposito's Jackie Curatola and Amy Carlson's Linda Reagan.

The decision came as a shock to many viewers, considering Terraciano played Sean on Blue Bloods for 14 seasons from 2010 to 2024 alongside Wahlberg. Ahead of the premiere of Boston Blue on Oct. 17, 2025, co-showrunner Brandon Margolis spoke to TVLine about bringing actor Mika Amonsen on board as Sean.

Mika Amonsen isn’t feeling blue over the fandom backlash. The “Boston Blue” star is responding to the online critiques after he was re-cast as Sean Reagan in the “Blue Bloods” spinoff. The CBS series, which was canceled after 14 seasons in Dec. 2024, saw Andrew Terraciano as the son of Donnie Wahlberg’s character, Danny Reagan.

Filming a TV show as a New York City detective is a serious matter and you need to have your serious face on more often than not. The stars of Blue Bloods know that all too well, as the entire Reagan family works in law enforcement in one way or another ...

Donnie Wahlberg is the only Blue Bloods star set to reprise his character on the Boston Blue spinoff — but what has the rest of the cast said about the CBS series? Blue Bloods found a strong fanbase when it premiered on CBS in 2010. After a 14-season run ...

Boston Blue has been one of the more controversial spinoffs in recent memory. The reason? The prevalent Reagan family was the undeniable draw on Blue Bloods. Watching the many layers of the different factions of the family set the series apart from most of ...