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999: What Happened Next

20262 seasons18TV SeriesCrimeDocumentaryReality

Every three seconds, a 999 call is made to the police. But not every call is as it seems. This series follows the investigators hunting for the truth and bringing the guilty to justice.

Where to watch

Channel 4Channel 4
Availability shown for United Kingdom · rights vary by country

Seasons & Episodes

Next episode
S2 E3 · Episode 3
Airs Monday, September 21, 2026
E1
Episode 1
Sep 7, 2026
E2
Episode 2
Sep 14, 2026
E3
Episode 3
Sep 21, 2026
E4
Episode 4
Sep 28, 2026

Cast

SRSteffan Rhodri
Steffan Rhodri
Self - Narrator (voice)

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999: What Happened Next — streaming FAQ

Which OTT platform streams 999: What Happened Next?

999: What Happened Next is streaming on Channel 4 in United Kingdom. It's not currently on Netflix.

Is 999: What Happened Next on Netflix?

No, 999: What Happened Next is not on Netflix in United Kingdom as of September 2026. It's currently on Channel 4.

Is 999: What Happened Next on Amazon Prime Video?

No, 999: What Happened Next isn't on Amazon Prime Video in United Kingdom right now. It's on Channel 4 instead.

Where can I watch 999: What Happened Next for free?

999: What Happened Next is available to stream free (with ads) on Channel 4 in United Kingdom.

How many seasons does 999: What Happened Next have?

999: What Happened Next has 2 seasons so far. Season 2 is currently airing.

When is the next episode of 999: What Happened Next?

The next episode of 999: What Happened Next — "Episode 3" (Season 2, Episode 3) — airs on Monday, September 21, 2026.

Are all episodes of 999: What Happened Next out yet?

Not yet — Season 2 of 999: What Happened Next is still airing. The next episode (E3) releases on Monday, September 21, 2026.

Are all episodes of Series 2 of 999: What Happened Next out yet?

Not yet — 2 of 4 episodes of Series 2 have been released so far. New episodes air weekly; episode 3 arrives Monday, September 21, 2026, and the season finale is set for Monday, September 28, 2026. If you're waiting to binge, the full season won't be complete until then.

Is there a Season 3 of 999: What Happened Next?

A Season 3 of 999: What Happened Next hasn't been officially confirmed yet.