Episode 1
Episode 1
46m6.2 / 10
When a spine is dredged out of Whitney Marsh, a new case begins for Jess and Sunny’s team at Bishop Street CID. Four potential suspects soon appear, each with secrets to hide.
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.
Stream
Synopsis
London police detectives Cassie Stuart and Sunny Khan investigate historic cold cases involving missing persons, murder and long-hidden secrets.
Season 6 episodes
Choose an episode, then use the watch options above for the show.
Episode 2
Episode 2
47m7.2 / 10
The Bishop Street team investigate the deceased's record, relationships, and enemies, and Jess and Sunny make contact with his widow. No one is as innocent as they first seem.
Where to watch Unforgotten
Episode 3
Episode 3
46m5.5 / 10
The team discover Asif, Mel, and Marty’s connections to the deceased, and bring Marty in. Secrets from the deceased's past come to light, and Jess reaches out to her sister.
Where to watch Unforgotten
Episode 4
Episode 4
46m5.5 / 10
With the details of the deceased's life becoming clearer and one suspect already being questioned, the Bishop Street team find suspects further afield.
Where to watch Unforgotten
Episode 5
Episode 5
46m5.8 / 10
Lies are uncovered, and suspects are taken into custody, but who's protecting who? Meanwhile, Jess plans a conversation with Steve.
Where to watch Unforgotten
Episode 6
Episode 6
46m5.8 / 10finale
For better or worse, Jess and Sunny finally get the truth from Asif, Marty, Mel, and Juliet. But both on and off the case, the truth leads to difficult decisions.
Episode credits
Guest stars Hayat Kamille
Episode information updated Jul 24, 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
