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Unforgotten
The Murder
Nicola Walker and Sanjeev Bhaskar describe the gruesome murder at the center of Season 4 and the mystery Cassie and Sunny must unravel.
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49:05
The team race to find evidence to prove the identity of Hayley’s killer.

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46:21
As Cassie and Sunny get closer to the truth, the case takes a devastating turn for Cassie.

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45:29
Cassie and Sunny suspect the men are lying. The press learn James has been questioned.

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46:01
Cassie and Sunny interview four men while the team returns to the original investigation.

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45:36
The team travel to Middenham to meet Hayley’s family.

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47:46
Cassie and Sunny work to identify human remains found buried near a London motorway.

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1:22:41
Tessa, Sara, Colin, and Marion each have a motive—but also an alibi.

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1:23:05
The victim’s life comes into focus; it was a mess.

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1:23:01
A waterlogged suitcase holds the remains of David Walker, 25 years after he disappeared.

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1:23:12
A second cold case solves the mystery.

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1:23:02
Cassie and Sunny dig deeper into Jimmy’s murder, which involved torture.

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1:23:01
DCI Cassie Stuart and DS Sunny Khan confront a skeleton buried in a cellar.