Episodes
1. Episode 1
27 Jan 2026 · 47 min
A car is in flames. A thief is fatally stabbed. A 999 call comes in and an investigation begins. But if nothing is what it first seems, can the police bring the guilty to justice?
2. Episode 2
3 Feb 2026 · 47 min
An average day in Peterborough is rocked by a spree of violent attacks. In Wales, a young woman dies suspiciously in a car crash. Police launch investigations into two shocking cases.
3. Episode 3
10 Feb 2026 · 47 min
Two chilling crimes on one night of terror as a late-night supermarket argument explodes into shocking violence and three masked men break into a 70-year-old's bedroom.
4. Episode 4
16 Feb 2026 · 47 min
A car sale on social media turns into a knife-point carjacking with a high-speed car chase. In Sheffield a hit-and-run death of an elderly man takes a disturbing twist.
999: What Happened Next Series 1: quick answers
How many episodes are in 999: What Happened Next Series 1?
Series 1 of 999: What Happened Next has 4 episodes, about 3 hours in total.
When did 999: What Happened Next Series 1 come out?
Series 1 premiered on 27 Jan 2026.