Broadcast and release dates
Shetland episodes and locations
The 56 aired episodes span series one to ten. The first series is a two-part story, the second contains three two-part adaptations, and series three onwards use six-part serials.
Shetland
Series 1
- Series 1, Episode 1 · 10 March 2013
Series 1 Episode 1
An elderly crofter’s death draws Perez into a family dispute, while an archaeological discovery raises questions about the past.
- Series 1, Episode 2 · 11 March 2013
Series 1 Episode 2
Perez searches for the connection between the deaths as preparations for Up Helly Aa bring more people into the islands.
Shetland
Series 2
- Series 2, Episode 1 · 11 March 2014
Raven Black - Part 1
A teenager’s death on a beach brings a reclusive neighbour under suspicion and reopens an older missing-child case.
- Series 2, Episode 2 · 18 March 2014
Raven Black - Part 2
Perez revisits Catherine’s last hours, testing the assumptions that have shaped the island community’s response to her death.
- Series 2, Episode 3 · 25 March 2014
Dead Water - Part 1
The death of a journalist known to Perez leads the team towards disputed development plans and difficult personal loyalties.
- Series 2, Episode 4 · 1 April 2014
Dead Water - Part 2
A further killing forces Perez to reconsider how business interests and private relationships fit together in the investigation.
- Series 2, Episode 5 · 8 April 2014
Blue Lightning - Part 1
A scientist’s death takes Perez back to Fair Isle, where family familiarity offers little protection from suspicion.
- Series 2, Episode 6 · 15 April 2014
Blue Lightning - Part 2
The Fair Isle inquiry becomes more urgent as another person is placed in danger and Perez tests the competing accounts.
Shetland
Series 3
- Series 3, Episode 1 · 15 January 2016
Series 3 Episode 1
A disappearance during an overnight ferry crossing and a child’s medical emergency lead Perez to investigate a possible connection.
- Series 3, Episode 2 · 22 January 2016
Series 3 Episode 2
The team tries to establish what Michael knows while Perez pushes past silence and conflicting accounts surrounding Robbie’s death.
- Series 3, Episode 3 · 5 February 2016
Series 3 Episode 3
Perez and Tosh travel to Glasgow to follow the investigation beyond the islands and examine Maguire’s connection to Robbie.
- Series 3, Episode 4 · 12 February 2016
Series 3 Episode 4
The search for someone who helped a killer brings new dangers as the inquiry moves between Shetland and the mainland.
- Series 3, Episode 5 · 19 February 2016
Series 3 Episode 5
Perez continues the murder inquiry while the team confronts the personal consequences of the case and a developing witness connection.
- Series 3, Episode 6 · 4 March 2016
Series 3 Episode 6
The final stage of the inquiry challenges Perez’s assumptions about the people around him as the separate strands converge.
Shetland
Series 4
- Series 4, Episode 1 · 13 February 2018
Series 4 Episode 1
A conviction overturned after more than two decades returns Thomas Malone to Shetland and forces Perez to reopen a teenage girl’s murder.
- Series 4, Episode 2 · 20 February 2018
Series 4 Episode 2
Tosh follows an energy-company lead while Perez investigates an attack and the older case produces unexpected forensic evidence.
- Series 4, Episode 3 · 28 February 2018
Series 4 Episode 3
Tosh travels to Norway to pursue a lead, while Perez questions Donna about the implications of the forensic results.
- Series 4, Episode 4 · 6 March 2018
Series 4 Episode 4
Perez and Tosh continue pursuing their Norwegian lead despite pressure to withdraw, while Shetland gathers to remember Sally.
- Series 4, Episode 5 · 13 March 2018
Series 4 Episode 5
An attack changes the direction of the inquiry as mainland investigators arrive and Tosh begins questioning someone’s account.
- Series 4, Episode 6 · 20 March 2018
Series 4 Episode 6
Perez confronts uncomfortable possibilities raised by historical evidence as the investigation reaches into relationships close to home.
Shetland
Series 5
- Series 5, Episode 1 · 12 February 2019
Series 5 Episode 1
The discovery of a young man’s remains starts an investigation that follows his movements and uncovers a wider threat.
- Series 5, Episode 2 · 19 February 2019
Series 5 Episode 2
A violent attack and a missing family member complicate the case, leaving Perez to distinguish frightened witnesses from suspects.
- Series 5, Episode 3 · 26 February 2019
Series 5 Episode 3
Perez travels to Glasgow and works with a trafficking specialist as the search extends beyond the islands.
- Series 5, Episode 4 · 5 March 2019
Series 5 Episode 4
The inquiry returns to people who may know where Zezi is being held, while the danger surrounding the investigation escalates.
- Series 5, Episode 5 · 12 March 2019
Series 5 Episode 5
A possible safe house becomes a focus for the detectives as Olivia’s search and Duncan’s difficulties intensify.
- Series 5, Episode 6 · 19 March 2019
Series 5 Episode 6
Perez tries to keep the search for Zezi moving as troubling discoveries place additional pressure on Olivia and Duncan.
Shetland
Series 6
- Series 6, Episode 1 · 20 October 2021
Series 6 Episode 1
A prominent islander is killed outside his home, bringing Perez back from a family funeral to lead a demanding investigation.
- Series 6, Episode 2 · 27 October 2021
Series 6 Episode 2
The team looks for a relationship between two deaths while Donna Killick’s return adds a personal complication for Perez.
- Series 6, Episode 3 · 3 November 2021
Series 6 Episode 3
A hunt for Sandy’s attacker and a startling admission fuel tension, as some islanders begin taking matters into their own hands.
- Series 6, Episode 4 · 10 November 2021
Series 6 Episode 4
Perez reconstructs the previous night’s events while trying to prevent a grieving and angry man from acting on his suspicions.
- Series 6, Episode 5 · 17 November 2021
Series 6 Episode 5
Tosh follows a lead to Fetlar as the Galbraith investigation stalls, while Duncan faces a difficult request from Donna.
- Series 6, Episode 6 · 24 November 2021
Series 6 Episode 6
The investigation into Galbraith’s death approaches its conclusion while Duncan’s situation creates a separate dilemma for Perez.
Shetland
Series 7
- Series 7, Episode 1 · 10 August 2022
Series 7 Episode 1
A vulnerable young man disappears after his family moves to Shetland, prompting Perez to examine what they left behind.
- Series 7, Episode 2 · 17 August 2022
Series 7 Episode 2
The discovery of a body makes the missing-person search more urgent as Perez follows a lead into Danny Cairns’s past.
- Series 7, Episode 3 · 24 August 2022
Series 7 Episode 3
New evidence changes the team’s understanding of Connor and raises difficult questions about whether he is missing or hiding.
- Series 7, Episode 4 · 31 August 2022
Series 7 Episode 4
An explosion forces the detectives to reassess Connor’s possible involvement while Sandy pursues the identity of another victim.
- Series 7, Episode 5 · 7 September 2022
Series 7 Episode 5
A long-hidden history offers a possible motive, but evidence of another bomb-maker creates an urgent new concern for Perez.
- Series 7, Episode 6 · 14 September 2022
Series 7 Episode 6
Perez and his colleagues try to prevent further violence as the investigation reaches its conclusion and his own future comes into focus.
Shetland
Series 8
- Series 8, Episode 1 · 1 November 2023
Series 8 Episode 1
London detective Ruth Calder returns to Shetland to find a vulnerable witness, working with Tosh while confronting people from her past.
- Series 8, Episode 2 · 8 November 2023
Series 8 Episode 2
Calder and Tosh examine a death in a remote waterside ruin while the witness’s family and the visiting gunmen complicate their search.
- Series 8, Episode 3 · 15 November 2023
Series 8 Episode 3
Calder stays to help Tosh after a disturbing discovery, and a new lead takes them towards an old family feud.
- Series 8, Episode 4 · 22 November 2023
Series 8 Episode 4
The detectives question their latest suspect as private histories and unexplained correspondence offer competing directions for the case.
- Series 8, Episode 5 · 29 November 2023
Series 8 Episode 5
Tosh follows a family connection while Calder presses another suspect, and the two detectives differ over when to make an arrest.
- Series 8, Episode 6 · 6 December 2023
Series 8 Episode 6
The investigation concentrates on the Bain family as Calder and Tosh work through the evidence surrounding Ellen’s final movements.
Shetland
Series 9
- Series 9, Episode 1 · 6 November 2024
Series 9 Episode 1
A tense confrontation is followed by a friend’s disappearance, drawing Tosh into an inquiry with a particularly personal connection.
- Series 9, Episode 2 · 13 November 2024
Series 9 Episode 2
The detectives examine Anton Bergen’s life while gaps in Annie Bett’s history and troubling messages complicate their first assumptions.
- Series 9, Episode 3 · 20 November 2024
Series 9 Episode 3
An account of Annie’s past changes the scope of the inquiry, while a young witness supplies a detail that attracts Calder’s attention.
- Series 9, Episode 4 · 27 November 2024
Series 9 Episode 4
A research facility becomes central to the detectives’ work, and the search for a vulnerable teenager adds a new urgency.
- Series 9, Episode 5 · 4 December 2024
Series 9 Episode 5
Calder and Tosh discover that someone else has been pursuing the case, raising concerns about revenge and a past operation.
- Series 9, Episode 6 · 11 December 2024
Series 9 Episode 6
A confession prompts a fresh look at Annie’s circle while Ian struggles with the effect of events on Noah.
Shetland
Series 10
- Series 10, Episode 1 · 5 November 2025
Series 10 Episode 1
Calder and Tosh investigate an elderly woman’s death in the remote community of Lunniswick, where her body has remained undiscovered.
- Series 10, Episode 2 · 12 November 2025
Series 10 Episode 2
After a fire, the detectives struggle with an unreliable account and investigate an old grievance connected to Eadie’s former work.
- Series 10, Episode 3 · 19 November 2025
Series 10 Episode 3
Financial pressure and strained family relationships bring further volatility to Lunniswick as the detectives continue tracing Eadie’s story.
- Series 10, Episode 4 · 26 November 2025
Series 10 Episode 4
Calder seeks Louden’s help while Tosh follows the Robert Tulloch lead and a dispute between sisters becomes increasingly fraught.
- Series 10, Episode 5 · 3 December 2025
Series 10 Episode 5
Tosh questions Billy about a connection to Robert Tulloch, while Calder’s response to events involving Louden drives her next steps.
- Series 10, Episode 6 · 10 December 2025
Series 10 Episode 6
Calder and Tosh narrow their inquiry into Eadie’s death as the evidence brings the possible motive and remaining suspects into focus.
BBC programme references accompany the entries. Broadcast dates are cross-checked against published UK listings, including the postponed 28 February 2018 episode. Series-level filming evidence is not treated as an individual episode location.