Looking for Upcoming Episodes?
Check back soon — we are tracking this show and will update with new episode details as soon as they become available. Blue Lights is currently Running.
Blue Lights had an episode air on Tuesday, September 29, 2026 at 6:00am. Series 4, Episode 6 titled "The Line" was broadcast on BBC iPlayer.
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.
Programme Information
Channel: BBC iPlayer
Status: Running
Genre(s): Drama, Crime
Runtime: 59 minutes
Rating: 7.2/10
Official Site: Blue Lights
Main Cast
Siân Brooke as Grace Ellis
Katherine Devlin as Annie Conlon
Nathan Braniff as Tommy Foster
Martin McCann as Stevie Neil
Andi Osho as Sandra Cliff
Joanne Crawford as Helen McNally
Abigail McGibbon as Tina McIntyre
Hannah McClean as Jen Robinson
Episode Details
Series: 4
Episode: 6
Episode Title: The Line
Air Date: Tuesday, September 29, 2026
Air Time: 6:00am
Runtime: 59 minutes
Previous Episode
S3E2: Skipper
Aired: Monday, September 29, 2025
A car crash has traumatic consequences for Aisling, while the fallout creates a deadly situation for the section. Grace turns to child protection to try and help Lindsay.
Stay up to date with TV Blighty for the latest on Blue Lights and all your favourite British television.