Episode 1
Episode 1
When a skeleton is unearthed, a car key found near the body is the only clue to the identity of the victim.
Where to watch Unforgotten
TV series
Unforgotten
2015TV-MA6 seasons7.5 / 10
London police detectives Cassie Stuart and Sunny Khan investigate historic cold cases involving missing persons, murder and long-hidden secrets.
Streaming, rental and purchase options
Where to watch in United States
Checked Jul 22, 2026
Unforgotten is available to stream on Prime Video in United States. You can also rent or buy it from Google Play, Amazon, Apple TV, and Fandango at Home. Use the direct links below to open the provider.
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Synopsis
London police detectives Cassie Stuart and Sunny Khan investigate historic cold cases involving missing persons, murder and long-hidden secrets.
Season 1 episodes
Choose an episode, then use the watch options above for the show.
Episode 2
Episode 2
DCI Cassie Stuart begins to identify the people mentioned in the diary of Jimmy Sullivan.
Where to watch Unforgotten
Episode 3
Episode 3
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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Episode 4
Episode 4
The investigation into Jimmy's death continues, as Cassie and Sunny question Sir Phillip Cross.
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Episode 5
Episode 5
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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Episode 6
Episode 6
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.
Where to watch UnforgottenEpisode information updated Jul 22, 2026
More about Unforgotten
Cast
Nicola WalkerDCI Cassie Stuart
Sanjeev BhaskarDS Sunil 'Sunny' Khan
Sinéad KeenanDCI Jessica 'Jessie' JamesCarolina MainDC Fran Lingley
Jordan LongDS Murray Boulting
Lewis ReevesDC Jake Collier
Pippa NixonDC Karen Willetts
Georgia MackenzieDr. Leanne BalcombeCredits
- Created by
- Chris Lang
- Written by
- Chris Lang
Production details
- Status
- Returning Series
- Series type
- Scripted
- Episodes
- 36
- Original language
- English
Networks & production
ITV1United Kingdom- Mainstreet Pictures
Themes
cold casedetectiveinvestigationlondon, englandmurdermurder investigationmurder mysterypolice
