- Detective Alex McBride (Dylan Walsh):
Introduced in Season 9, Detective Alex McBride left fans with unanswered questions upon his departure in Season 10. The unresolved storylines suggest that McBride might make a dramatic return, bringing fresh challenges and mystery to the Reagan family dynamic.
- Jackie Curatola (Jennifer Esposito):
Jackie Curatola, Danny Reagan’s former partner, left a lasting impression when she departed in Season 3. Given the show’s penchant for surprising returns, it’s conceivable that Jackie could make a comeback, reintroducing the chemistry she once shared with Danny and adding a new dynamic to the Reagan family.
- Mayor Carter Poole (David Ramsey):
Mayor Carter Poole, portrayed by David Ramsey, brought political intrigue to Blue Bloods in Season 12. Although his term ended, the show’s history of revisiting political characters leaves room for Mayor Poole’s return in Season 14, potentially introducing a fresh layer of political drama.