About this showing of 999: What Happened Next
A missing persons investigation goes from a kidnapping to something even more sinister. In Hertfordshire, officers pursue a predator targeting elderly victims at cashpoints.
Previously on TV
999: What Happened Next
Previously shown on Channel 4 on Mon 14 Sep 2026 at 21:00.
This showing has ended
This showing was on Channel 4 at 21:00 on Mon 14 Sep 2026. See future airings below or open the main programme page for the latest TV times.
Airing details
ChannelChannel 4
StartsMon 14 Sep 2026, 21:00
EndsMon 14 Sep 2026, 22:00
Next showing of 999: What Happened Next
The next currently listed showing is Tue 15 Sep 2026, 22:00 on 4seven.
See all current showings