Unforgotten seasons
6 seasons · ITV1
Season 4 is the biggest. Season 6 started 3% lower than season 5, after a wait of 1 year, 10 months.
The first 30 days
Attention Score on each day after a season came out
Day 1 is the premiere. Each mark on the bottom line is a day with a new episode of season 6.
Unforgotten seasons
Through Nov 4, 2026Season Attention Score is a season's average Attention Score in its first 30 days. How it works
- Season 1Oct 2015 · 6 episodes2.0
- 1 year, 2 months after season 1Season 2Jan 2017 · 6 episodes5.4166%
- 1 year, 5 months after season 2Season 3Jul 2018 · 6 episodes7.437%
- 2 years, 6 months after season 3Season 4Feb 2021 · 6 episodes23.4216%
- 1 year, 11 months after season 4Season 5Feb 2023 · 6 episodes11.152%
- 1 year, 10 months after season 5Season 6Feb 2025 · 6 episodes10.83%
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Time between seasons
Usually 1 year, 10 months between seasons. The longest wait was 2 years, 6 months, before season 4.
1 yr 2 mo1 yr 5 mo2 yr 6 mo1 yr 11 mo1 yr 10 mo
S1S2S3S4S5S6
2016201920222025