Skip to content
Streambay
Killer Britain with Dermot Murnaghan poster
TV series

Killer Britain with Dermot Murnaghan

Latest episode

S5 E10 · Dunkley

About Killer Britain with Dermot Murnaghan

Killer Britain with Dermot Murnaghan is a crime and documentary TV series that premiered on October 26, 2020. It has 5 seasons and 35 episodes so far and is still airing new episodes. The latest episode, Season 5 Episode 10 "Dunkley", aired on July 14, 2025.

  • Crime
  • Documentary

Last updated

Episodes

35 episodes · 5 seasons

Season 1

2020 · 5 episodes · Last episode: 6 years ago

Killer Britain with Dermot Murnaghan Season 1 release dates →
  1. E5

    5. Episode 5

    Finale
  2. E4

    4. Episode 4

  3. E3

    3. Episode 3

  4. E2

    2. Episode 2

  5. E1

    1. Episode 1

Season 2

2021 · 5 episodes · Last episode: 5 years ago

Killer Britain with Dermot Murnaghan Season 2 release dates →
  1. E5

    5. Episode 5

    Finale
  2. E4

    4. Episode 4

  3. E3

    3. Episode 3

  4. E2

    2. Episode 2

  5. E1

    1. Episode 1

Season 3

2021 · 4 episodes · Last episode: 5 years ago

Killer Britain with Dermot Murnaghan Season 3 release dates →
  1. E4

    4. Ramanodge Unmathallegadoo

    Finale

    Essex, UK-Ramanodge shoots his pregnant ex-wife Sana with a crossbow, killing her, but her baby survives. Although she was remarried, Ramanodge would continue to obsess and breach restraining orders against the mother of 6.

  2. E3

    3. James Fairweather

    Essex, UK-James, is obsessed with serial killers and stabs and kills James Attfield and Nahid Almanea at the age of 15. At 17, he was planning another murder and hiding in bushes with a knife. A dog walker saw him and contacted police.

  3. E2

    2. Glyn Dix

    Gloucester and Stonehenge, UK-Glyn, tied his landlady Pia to a tree, assaulted and shot her. After serving many years in prison, and diagnosed with Schizophrenia, he was released and killed his wife Hazel, who he met while in prison.

  4. E1

    1. Mark Martin

    Nottingham, UK-Mark, dubbed the 'Sneinton Strangler', killed 3 women, had accomplices John Ashley and Dean Carr to help. All members of the homeless community, they also targeted homeless women. Mark wanted notoriety as a serial killer.

Season 4

2022 · 11 episodes · Last episode: 4 years ago

Killer Britain with Dermot Murnaghan Season 4 release dates →
  1. E11

    11. Ian Paton

    Finale

    Sussex, UK-Ian and Kayleigh have had an on-off toxic relationship for 2 years and one night, he strangles her in what he claims is self defense, while their baby daughter is sleeping in the room.

  2. E10

    10. Michael Sams

    Yorkshire and Birmingham, UK-Michael kidnapped teenage prostitute, Julie Dart, blindfolded her, put her in a box, made her write a ransom note, then killed her. The next year, he kidnapped and raped Stephanie Slater, but let her go.

  3. E9

    9. Iftikar and Farzana Ahmed

    Warrington, UK-Iftikar and Farzana murdered their daughter Shafilea, after years of abuse. They suffocated her, and dumped her in a river. Her father thought her opinions and dress sense were too 'western', causing dishonor to traditions.

  4. E8

    8. Ben Geen

    Banbury, UK-Ben was a nurse, and an 'angel of death'. He would inject patients to cause heart attacks, and try and revive them for the thrill. He killed 2 people and harmed 15 others.

  5. E7

    7. Elliot Turner

    Poole, UK-19 year old, Elliot, murders his 17 year old girlfriend Emily and involves his parents in the cover up. Elliot was spoiled, had high opinions of himself, and immature with a jealous streak with the few girlfriends that he had.

  6. E6

    6. Janbaz Tarin

    Solihull, UK-Raneem, 22, left her abusive husband after discovering he had a wife and children in Afghanistan. Janbaz stalked and harassed Raneem, and slept outside her home. In a rage, he stabbed her and her mother, Kaohla to death.

  7. E5

    5. Steven Wright

    Ipswich, UK-5 prostitutes are murdered in saunas and massage parlors in the east coast of England. It is also highly possible that he was responsible for the murders of prostitutes in the red light district in Norfolk, where he ran a pub.

  8. E4

    4. Mark Jewitt

    Hull, UK-Mark had PTSD, anxiety and depression, he had multiple issues affecting his mental well-being. Sometimes, his neighbor Vera would blast loud music. When she knocked on his door when she forgot her keys, he snapped and killed her.

  9. E3

    3. Pawel Relowicz

    Hull, UK-Pawel was a serial sex offender, who walked around late at night in the dark looking for a victim. Unfortunately, Libby Squire was in his sights. He drove her to a quiet field, assaulted her and left her body in the cold river.

  10. E2

    2. Stephen Port

    Essex, UK-Stephen, a serial rapist and serial killer, would use GHB to drug his gay dates, kill them, and dump their bodies close to his flat. Known as the 'Grindr Killer', he murdered 4 men before his capture.

  11. E1

    1. Nathan Maynard Ellis

    Dudley, UK-Nathan was obsessed with horror films, and lured Julia Rawson, 42, from a pub to his flat, where he and his partner David killed her. Her dismembered body was put into a canal and on wasteland.

Season 5

2025 · 10 episodes · Last episode: 1 year ago

Killer Britain with Dermot Murnaghan Season 5 release dates →
  1. E10

    10. Dunkley

    Finale

    Dunkley: After an accident left him paralyzed, former boxer Shaun "The Guv'nor" Cummins was brutally murdered and dismembered by his trusted carer.

  2. E9

    9. Parsons

    Parsons: British murder stories filled with dedicated detectives, intrigue and chilling story lines of homicide and hate.

  3. E8

    8. Mohammadi

    Rahim Mohammadi betrayed Lea Adri-Soejoko’s kindness, killing her in a shocking act that shattered a community. A tragic story of obsession and betrayal.

  4. E7

    7. Roustoby

    Clarke’s death was ruled accidental—until a tape surfaced years later. A drunken confession revealed the truth in a twisted tale of friendship and betrayal.

  5. E6

    6. Bibi

    After a breakup, Zatoon Bibi lured ex-lover Tanveer Iqbal to his death with help from her son and ex-husband. A tale of obsession, revenge, and shocking betrayal.

  6. E5

    5. Lacomba

    When Sarah vanished, partner Ben Lacomba hoped no body meant no justice. But his lies unraveled in a chilling case of jealousy, control, and cold calculation.

  7. E4

    4. Worgan

    Kelly and George Worgan seemed perfect online, but secrets and financial troubles brewed a storm behind closed doors.

  8. E3

    3. Hough

    Hough: Janet Commins was killed in 1976. The wrong man went to prison while Stephen Hough escaped justice - until DNA revealed the truth decades later.

  9. E2

    2. Godinho

    "Dermot Murnaghan explores chilling British murder stories filled with detective intrigue, including testimony from victims' family members and the investigating officers who witnessed the aftermath of the murders."

  10. E1

    1. Kendall

    Kendall: Michaela Hall welcomed troubled Lee Kendall into her life. Her kindness cost her everything. A tragic tale of compassion, danger, and fatal trust.

Cast & crew

Created by Dermot Murnaghan

Killer Britain with Dermot Murnaghan FAQ

When is the next episode of Killer Britain with Dermot Murnaghan?

A date for the next episode of Killer Britain with Dermot Murnaghan hasn't been announced yet. Follow Killer Britain with Dermot Murnaghan in the Streambay app and you'll be notified as soon as a new episode airs.

When did the latest episode of Killer Britain with Dermot Murnaghan come out?

The most recent episode of Killer Britain with Dermot Murnaghan, Season 5 Episode 10 "Dunkley", aired on July 14, 2025.

How many seasons of Killer Britain with Dermot Murnaghan are there?

Killer Britain with Dermot Murnaghan has 5 seasons with 35 episodes in total.

When did Killer Britain with Dermot Murnaghan first air?

Killer Britain with Dermot Murnaghan first aired on October 26, 2020.

How do I get notified when new episodes of Killer Britain with Dermot Murnaghan are released?

Download the Streambay app, follow Killer Britain with Dermot Murnaghan, and you'll get a push notification the moment each new episode is released.

More like Killer Britain with Dermot Murnaghan

  • Mayday poster

    8.2

    S26 · E10 7 months ago

    Mayday

    Synopsis: Major real-life air disasters are depicted in this series. Each episode features a detailed dramatized reconstruction of the incident based on cockpit voice recorders and air traffic control transcripts, as well as eyewitnesses recounts and interviews with aviation experts.

  • Trust Me: The False Prophet poster

    7.5

    S1 · E4 7 months ago

    Trust Me: The False Prophet

    Synopsis: In this true-crime documentary, a cult expert and filmmaker infiltrate a polygamist sect to expose a self-proclaimed prophet and bring him to justice.

  • 48 Hours poster

    7.0

    S40 · E1 1 month ago

    48 Hours

    Synopsis: This newsmagazine series investigates intriguing crime and justice cases that touch on all aspects of the human experience. Over its long run, the show has helped exonerate wrongly convicted people, driven the reopening — and resolution — of cold cases, and changed numerous lives. CBS News correspondents offer an in-depth look into each story, with the emphasis on solving the mystery at its heart.

  • Snapped poster

    7.8

    S36 · E24 4 weeks ago

    Snapped

    Synopsis: The fascinating cases of every day, seemingly average moms, wives and girlfriends accused of murder. Did they really do it? And if so, why?

  • Dateline poster

    6.6

    S35 · E3 1 month ago

    Dateline

    Synopsis: Dateline NBC, or simply Dateline, is a weekly American television newsmagazine series. It was previously the network's flagship newsmagazine, but now focuses mainly on true crime stories with only occasional editions that focus on other topics.

  • Fred and Rose West: A British Horror Story poster

    6.9

    S1 · E3 1 year ago

    Fred and Rose West: A British Horror Story

    Synopsis: Recently discovered police recordings and first-person accounts tell the story of Fred and Rose West, two of the UK's most prolific murderers.

  • Forensic Files poster

    7.9

    S14 · E21 15 years ago

    Forensic Files

    Synopsis: Real crimes, disease outbreaks and accidents around the world are solved by experts using scientific laboratory analysis which helps them find previously undetectable evidence. Brilliant scientific work helps convict the guilty and free the innocent.

  • Veronica and the Chinese millionaire poster

    S1 · E6 4 years ago

    Veronica and the Chinese millionaire

    Synopsis: Veronica is 30 years old when she disappears. At home in the apartment in Högsbo in Gothenburg, 3-year-old Marcus is waiting for his mother. Today Marcus is 22 and is looking for his father. In the wake of the parents' love story, the mystery grows and discovers a dramatic tangle of events in China, Thailand and Sweden, with disappearances and murders.

  • For Heaven's Sake poster

    7.7

    S20 · E13 5 years ago

    For Heaven's Sake

    Synopsis: Sister Hanna is a spirited, witty, resolute, warm-hearted, and - attractive nun. With her wit and street cred, she takes charge of Kaltenthal Cloister, transforming it into a popular refuge for all those seeking help of one kind or another. She also brings new life to the sleepy provincial community, proving herself quite a match for her great rival and opponent, the mayor Wolfgang Wöller.

  • Aktenzeichen XY… ungelöst poster

    8.0

    S60 · E11 1 month ago

    Aktenzeichen XY… ungelöst

    Synopsis: Aktenzeichen XY … ungelöst is a German television programme broadcast since October 1967 on ZDF that aims to combat and solve crimes. Until 2003 it was produced in co-operation with the Austrian public service broadcaster ORF and Schweizer Fernsehen, a division of the Swiss public broadcaster SRG SSR idée suisse. It was the basis for the BBC show Crimewatch, the Dutch show Opsporing Verzocht and its US equivalent America's Most Wanted.

  • Enquête d'action poster

    5.2

    S22 · E22 1 month ago

    Enquête d'action

    Synopsis: "Enquête d'action" is an immersive documentary series on the French channel W9, also known as "Enquête d'action" on M6+. The series follows groups of gendarmes facing situations of violence, robberies, and car chases, and was presented by Marie-Ange Casalta.

  • The First 48 poster

    7.9

    S30 · E7 2 months ago

    The First 48

    Synopsis: The First 48 follows detectives from around the country during these first critical hours as they race against time to find the suspect. Gritty and fast-paced, it takes viewers behind the scenes of real-life investigations with unprecedented access to crime scenes, autopsies, forensic processing, and interrogations.

Never miss Killer Britain with Dermot Murnaghan.

Download Streambay and follow Killer Britain with Dermot Murnaghan. We’ll notify you the moment a new episode is released. It’s free, with no sign-up and no personal information required.

Coming soon to App Store Get it on Google Play
Killer Britain with Dermot Murnaghan Get new episode alerts Get alerts