“History” – A body found on the Boston wharf pulls Lena and Danny into a tense drug investigation alongside Lena’s former partner, Detective Brian Rodgers (Ryan Broussard), sparking personal and professional friction. Jonah and Sean chase down a missing man tied to a scavenger hunt, while Sarah and Mae navigate emotional challenges at home and in court, on BOSTON BLUE, Friday, Oct. 31 (10:00-11:00 PM, ET/PT) on the CBS Television Network, and streaming on Paramount+ (live and on-demand for Paramount+ subscribers, or on-demand for Paramount+ Essential subscribers the day after the episode airs)*. Pictured (L-R): Mika Amonsen as Sean Reagan and Marcus Scribner as Jonah Silver Photo: Seacia Pavao/CBS ©2025 CBS Broadcasting, Inc. All Rights Reserved.
After portraying Sean Reagan on the popular series Blue Bloods for over a decade, actor Andrew Terraciano has been recast in the new spinoff, Boston Blue. The show debuted in October 2023 with Mika Amonsen taking on the role of Sean. This change marks a significant transition for the character and the series, leading to curiosity about Terraciano’s future endeavors.
Terraciano, now 22, played Sean Reagan for nearly 300 episodes from 2010 to 2024. His portrayal allowed him to share scenes with his brother, Tony Terraciano, who played Jack Reagan, Donnie Wahlberg’s eldest son. While the recasting decision has sparked discussions, Brandon Margolis, the show’s creator, expressed admiration for Terraciano’s contributions, stating, “We love Andrew and the work he did over the years on Blue Bloods.”
Understanding the Recasting Decision
The transition to Boston Blue presented an opportunity to explore new narratives. Margolis explained that the show aims to depict a new chapter in both Sean’s life and that of his father, Donnie Wahlberg‘s character, Danny Reagan. “It’s not just Sean who has joined the family business as it were and is turning over this new leaf,” he noted. The creators sought to introduce “a new performance with a new energy,” which they believe will deepen the storytelling.
Amonsen, who stepped into the role, acknowledged the pressure of following in Terraciano’s footsteps. “I definitely felt a ton of pressure at first,” she remarked. She aimed to honor Terraciano’s portrayal while infusing the character with her own interpretation. Amonsen retained certain visual aspects, such as hair styling, to respect the established character traits.
What Lies Ahead for Andrew Terraciano?
While Terraciano has not publicly commented on the recasting, he has kept the title of “Sean Reagan on CBS’s Blue Bloods” in his social media bio. After a brief hiatus from social media, he returned in November 2023 to share moments with friends, hinting at a desire to stay connected with fans.
Amonsen took her preparation seriously, binge-watching episodes of Blue Bloods to understand Sean’s character development. “I wanted to get a sense of who Sean was toward the end of the show,” she explained. This commitment reflects her determination to create a seamless transition for viewers while developing her unique take on the character.
As Boston Blue continues to unfold, the exploration of Sean’s relationship with his father as a cop presents fresh storytelling opportunities. Amonsen stated, “We’re really just exploring what would have been,” indicating that the narrative direction will offer a nuanced look at Sean’s evolution.
With Boston Blue airing on CBS Fridays at 22:00 ET, audiences can expect to see how this new chapter unfolds, both for the characters and for Terraciano as he navigates his next steps. As fans of the franchise remain invested, the recasting may provide both challenges and new horizons for all involved.
