UK TV · Crime & Investigation
Killer Britain with Dermot Murnaghan: all seasons, episodes and where it airs in the UK
Quick answer · UK
Killer Britain with Dermot Murnaghan is a UK crime and documentary series on Crime & Investigation, running since 2020, with 5 seasons and 35 episodes.
Killer Britain with Dermot Murnaghan hasn't been officially ended, but no new episodes are listed yet; the latest aired on Monday, July 14, 2025.
Killer Britain with Dermot Murnaghan seasons (5 seasons, 35 episodes)
| Season | Episodes | First aired | Last aired |
|---|---|---|---|
| Season 1 | 5 | October 26, 2020 | October 30, 2020 |
| Season 2 | 5 | May 31, 2021 | June 4, 2021 |
| Season 3 | 4 | October 25, 2021 | October 28, 2021 |
| Season 4 | 11 | February 14, 2022 | April 18, 2022 |
| Season 5 | 10 | May 12, 2025 | July 14, 2025 |
Original UK air dates on Crime & Investigation.
Common questions
How many seasons of Killer Britain with Dermot Murnaghan are there?
Killer Britain with Dermot Murnaghan has 5 seasons and 35 episodes, first airing on Monday, October 26, 2020.
Is Killer Britain with Dermot Murnaghan still on?
Killer Britain with Dermot Murnaghan hasn't been officially ended, but no new episodes are listed yet; the latest aired on Monday, July 14, 2025.
What channel is Killer Britain with Dermot Murnaghan on in the UK?
Killer Britain with Dermot Murnaghan airs on Crime & Investigation. Past episodes are often available on the broadcaster's own catch-up app.
Who stars in Killer Britain with Dermot Murnaghan?
The main cast includes Dermot Murnaghan.
Source: TVmaze (CC BY-SA), retrieved October 11, 2026.