New Delhi, July 13 -- The Blue Bloods universe is set to expand with a new spin-off series titled 'Boston Blue', but one familiar face will be missing from the cast.

Donnie Wahlberg will reprise his role as Detective Danny Reagan, a character he played throughout all 14 seasons of the original police procedural. The upcoming series, which shifts its setting from New York to Boston, will also follow Danny's son Sean Reagan as he begins his career as a patrol officer in the Boston Police Department. However, the character of Sean will no longer be portrayed by Andrew Terraciano.

Terraciano, who appeared in 292 out of 293 episodes of 'Blue Bloods', will be replaced by actor Mika Amonsen.

Best known for guest appearances in 'Suits' and 'Re...