Sean Reagan Recast in ‘Boston Blue’: Mika Amonsen Joins ‘Blue Bloods’ Spinoff

In a notable shift for the popular franchise, CBS has recast the character Sean Reagan for the spin-off series, *Boston Blue*. The new face of Sean is Mika Amonsen, who debuted in the series premiere on October 17. Previously portrayed by Andrew Terraciano, the character’s evolution reflects significant changes in his storyline.
Boston Blue Series Overview
*Boston Blue* features Donnie Wahlberg as NYPD Detective Danny Reagan, who has transferred to the Boston Police Department. In this new setting, he partners with Detective Lena Silver, portrayed by Sonequa Martin-Green. Lena is part of a distinguished law enforcement family in Boston.
Key Characters in *Boston Blue*
- Danny Reagan – NYPD Detective played by Donnie Wahlberg
- Lena Silver – Detective and daughter of a notable law enforcement family
- Mae Silver – Boston District Attorney played by Gloria Reuben
- Sarah Silver – Police Superintendent played by Maggie Lawson
- Jonah Silver – Rookie cop played by Marcus Scribner
- Reverend Edwin Peters – Pastor played by Ernie Hudson
Recasting Decision Explained
Brandon Sonnier and Brandon Margolis, co-creators of *Boston Blue*, shared insights into the decision to recast Sean Reagan. According to Margolis, they sought “a slightly different version of Sean” while keeping him familiar to fans. Their aim was for the character to take on a new narrative as he joins the police force.
Series Premiere Events
The pilot episode sets the stage with Sean and fellow rookie Jonah out with friends. They react heroically when they encounter a building on fire, leading to a dangerous rescue effort that results in injuries for both, particularly Sean. By the end of the episode, Sean recovers in the hospital with his father by his side.
Future of *Boston Blue*
Looking ahead, the series will explore the initial challenges faced by Sean and Jonah as they navigate their new roles as Boston police officers. Danny Reagan has committed to staying in Boston to support his son through this transition, while his girlfriend, Maria Baez, remains in New York.
*Boston Blue* airs on Fridays at 10/9c on CBS, promising to bring gripping storylines and fresh dynamics to the beloved franchise.