London police detectives Cassie Stuart and Sunny Khan investigate historic cold cases involving missing persons, murder and long-hidden secrets.
Where to watch
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Amazon Prime Video
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PBS
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PBS Masterpiece
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Thirteen
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WETA+
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KQED
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Amazon Video
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Apple TV Store
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Google Play Movies
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Fandango At Home
see all options Availability data: JustWatch
- Seasons
- 6
- Episodes aired
- 36
- Latest aired
- S06E06
- Total runtime
- 1d 3h
Timeline when each season aired
- Season 1 October 2015 – November 2015 6 episodes
- Season 2 January 2017 – February 2017 6 episodes
- Season 3 July 2018 – August 2018 6 episodes
- the show was away for 2 years and 6 months
- Season 4 February 2021 – March 2021 6 episodes
- the show was away for 1 year and 11 months
- Season 5 February 2023 – April 2023 6 episodes
- the show was away for 1 year and 10 months
- Season 6 February 2025 6 episodes
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S01E01 Episode 1
October 8 · 46min find the promo
Show synopsis
When a skeleton is unearthed, a car key found near the body is the only clue to the identity of the victim.
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S01E02 Episode 2
October 15 · 46min find the promo
Show synopsis
DCI Cassie Stuart begins to identify the people mentioned in the diary of Jimmy Sullivan.
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S01E03 Episode 3
October 22 · 46min find the promo
Show synopsis
As the investigation in to Jimmy's death continues, Cassie and Sunny visit Father Robert Greaves hoping to identify the mysterious Jo-Jo.
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S01E04 Episode 4
October 29 · 46min find the promo
Show synopsis
The investigation into Jimmy's death continues, as Cassie and Sunny question Sir Phillip Cross.
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S01E05 Episode 5
November 5 · 46min find the promo
Show synopsis
As the investigation into Jimmy's death continues, Sir Phillip Cross makes a difficult decision while Father Robert comes clean to his family and the police.
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S01E06 Episode 6
November 12 · 46min find the promo
Show synopsis
As the investigation into Jimmy's death concludes, Father Robert finds that revealing the truth has lasting repercussions and Maureen lays her son Jimmy to rest.