Unforgotten: Season 4

2021 · 6 episodes · ★ 7.2

What Season 4 of Unforgotten

Season 4 opens with the discovery of a dismembered body in a scrapyard. The team believes the remains have been stored in a domestic freezer for some thirty years. A Millwall tattoo leads them to identify Matthew Walsh, a young man of about twenty-five who went missing in March 1990. DCI Cassie Stuart, played by Nicola Walker, and DI Sunny Khan, played by Sanjeev Bhaskar, lead the investigation. Cassie also faces a personal dilemma: she wants to retire, but she won't receive her full pension unless she completes thirty years of service. The detectives follow the trail of four people who trained together as probationary officers, two of whom are still on active duty.

6episodes

Feb 22, 2021premiered

Mar 29, 2021Latest episode

4.6 hrtotal runtime

Season 4 Episodes

4x01 Episode 1
Feb 22, 2021 · 46 min · ★ 6.5
A dismembered body is found in a scrapyard and the team believes the remains had been stored in a domestic freezer for 30 years. Meanwhile, after making the decision to retire from the police force, Cassie faces a dilemma when she learns she isn't entitled to her full pension payment unless she completes her 30 years of service.
Directed by: Andy Wilson · Written by: Chris Lang · Starring: Georgia Mackenzie
4x02 Episode 2
Mar 1, 2021 · 46 min · ★ 7.2
Cassie and Sunny identify four potential suspects who trained as police probationers together, and two of them are still serving officers. They have no luck finding the rest of the body and decide to go public about the discovery of Walsh's remains.
Directed by: Andy Wilson · Written by: Chris Lang
4x03 Episode 3
Mar 9, 2021 · 46 min · ★ 7.1
Cassie and Sunny interview each of the four suspects, who all deny knowing the victim. Bouting discovers Walsh was cautioned three weeks before his death.
Directed by: Andy Wilson · Written by: Chris Lang
4x04 Episode 4
Mar 15, 2021 · 46 min · ★ 6.9
Cassie and Sunny discover Walsh was chased by all four suspects on the night in question. Willets realizes Fiona's blood sample may have been deliberately lost by Liz.
Directed by: Andy Wilson · Written by: Chris Lang · Starring: Georgia Mackenzie
4x05 Episode 5
Mar 22, 2021 · 46 min · ★ 7.3
Cassie and Sunny interview two of the suspects again and get closer to the truth of what happened to Walsh. Balcombe believes she may have found the cause of death.
Directed by: Andy Wilson · Written by: Chris Lang · Starring: Georgia Mackenzie
4x06 Episode 6 Season Finale
Mar 29, 2021 · 46 min · ★ 8.2
Despite a tragic turn of events, Sunny and the team narrow down the suspects.
Directed by: Andy Wilson · Written by: Chris Lang · Starring: Georgia Mackenzie