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Blue Lights

2023 Returning Series

7.6/10 137 votes

CrimeDrama

Follows rookie police officers working in Belfast, a city in which being a frontline response cop comes with unique pressures and dangers.

Created by:: Declan Lawn, Adam Patterson
Cast:: Sian Brooke, Katherine Devlin, Nathan Braniff, Martin McCann
Language:: English
Country:: United Kingdom
Network:: BBC One

Episode guide

Seasons

4 available

Season 4

Episodes

Episode 4 selected

E01

Episode 1

Eyes

2026-09-29 · 58m

The section is challenged by escalating tensions at a community event, while the investigation into Dana Morgan’s drug partnership with Tina McIntyre falters.

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E02

Upcoming

Numbers

2026-10-06 · 58m

In the wake of the attack on Amira, Grace’s determination puts her in danger, while Mo spirals further with violent consequences.

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E03

Episode 3

Everybody Knows

58m

As Gerry’s murder trial begins, Mo’s unstable mental health ignites a struggle between the state and justice. Shane has a tense stand-off with Lee.

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E04

Episode 4

So Far

58m

Sandra reflects on a secret Gerry once shared with her and realises that she is in possession of volatile information.

Current episode

E05

Episode 5

Ghosts

57m

Sandra enlists help to expose Gerry’s secrets, while Tommy and Shane inch closer to exposing the drug pipeline.

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E06

Episode 6

The Line

59m

Life is in the balance after the explosion at Katie’s house, while Gerry’s evidence on state collusion is released. The section race to put an end to Morgan’s empire.

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