Blue Lights Season 4 Hits BBC iPlayer as a Box Set
Blue Lights Season 4 is now streaming as a full box set on BBC iPlayer, with the first episode airing at 9 PM on BBC One.
Blue Lights Season 4 has arrived as a box set on BBC iPlayer today, giving viewers the chance to watch the new season in full. The first episode also airs at 9 PM on BBC One.
Created by Declan Lawn and Adam Patterson, Blue Lights premiered in March 2023 and is set in a fictional Blackthorn police station in Belfast, Northern Ireland. The series follows rookies Grace, Annie and Tommy.
The first two seasons drew over 4 million viewers per episode, and the BBC renewed the show for Seasons 3 and 4. Season 3 was released on September 29, 2025, and holds a 100% critical rating and 93% audience score on Rotten Tomatoes.
Season 4 is now available on BBC iPlayer, with its first episode airing at 9 PM on BBC One.
Quick answers
Where can I watch Blue Lights Season 4?
Season 4 is available as a box set on BBC iPlayer. The first episode also airs at 9 PM on BBC One.
Who created Blue Lights?
Blue Lights was created by Declan Lawn and Adam Patterson.
What is Blue Lights about?
The series is set in a fictional Blackthorn police station in Belfast, Northern Ireland, and follows rookies Grace, Annie and Tommy.