The Confession: 1. The 12 Apostles

The story of Lesley Howell and Trevor Buchanan. In 1991 they were murdered by their spouses who then staged a scene to make it look like they had taken their own lives. 18 years later - one of the killers decided to confess.Episode 3 – The Innocent On the day of their son’s second birthday, Colin Howell prepares to murder his wife Lesley and phones Hazel to confirm the plan is going ahead that night.With assistance from Hazel, while their children sleep, Colin carries out the murders of Lesley and Trevor and prepares to stage a suicide scene in a garage in the village of Castlerock. Narrated by Lucy McConnell Produced by Conor McKay Executive editor Andy Martin A BBC Northern Ireland production

The story of Lesley Howell and Trevor Buchanan. In 1991 they were murdered by their spouses who then staged a scene to make it look like they had taken their own lives. 18 years later - one of the killers decided to confess.Episode 2 - The AffairIn a close-knit Baptist church community in Coleraine, Northern Ireland - Hazel Buchanan, married to a local RUC officer - begins a secret affair with married dentist Colin Howell.When the affair is discovered, the church arranges counselling for both couples - but Colin Howell begins plotting with Hazel to murder their partners.Narrated by Lucy McConnell Produced by Conor McKay Executive editor Andy Martin A BBC Northern Ireland production

The story of Lesley Howell and Trevor Buchanan. In 1991 they were murdered by their spouses who then staged a scene to make it look like they had taken their own lives. 18 years later - one of the killers decided to confess.Episode 1 - The 12 ApostlesWhen the bodies of Trevor Buchanan and Lesley Howell are found in a garage in the quiet coastal village of Castlerock, Northern Ireland - police believe it is a suicide pact. While witness statements show their partners lied to police and there are a number of red flags at the scene - a coroner’s inquest raises no further concerns about their deaths.Narrated by Lucy McConnell Produced by Conor McKay Executive editor Andy MartinA BBC Northern Ireland production

The story of Lesley Howell and Trevor Buchanan. In 1991 they were murdered by their spouses who then staged a scene to make it look like they had taken their own lives. 18 years later - one of the killers decided to confess.In Crime Next Door: The Confession; family, friends, former police officers and journalists tell the story of a much loved mother and sister, an adored father and brother – and the devastation when the truth about their deaths was finally revealed.

As police put out a renewed appeal, we question whether long ignored patterns of sexual violence raise the possibility of a serial offender and whether Diane’s killer could have been stopped.We are also reminded that Diane Sindall’s murder is not just about the past as we visit a vigil for victims of violence against women.Presenter: Olivia Graham. Producers: Kate Bissell, Gemma Maull and Olivia Graham. Sound Design and Music Composition: Phil Channell. Mixing: Ivan Eastley. Story Consultants: Neil McCarthy, Jack Kibble-White and Kirsty Williams. Online Producer: Rachael Smith. Development was by BBC Audio Scotland and BBC Merseyside. Executive Editors: Gillian Wheelan and Ben Anderson. Commissioning Editor: Alistair Miskin.There’s graphic descriptions of violence in this series. For details of help and support in the UK, visit bbc.co.uk/actionline.

A Geographical Profiler looks at the two locations connected to Diane Sindall’s murder. It’s suggested that Diane’s killer was local and may have struck before.As new testimony suggests Diane may not have been attacked in the alleyway and emerging accounts name a local figure, the investigation edges closer to a new suspect.Presenter: Olivia Graham. Producers: Kate Bissell, Gemma Maull and Olivia Graham. Sound Design and Music Composition: Phil Channell. Mixing: Ivan Eastley. Story Consultants: Neil McCarthy, Jack Kibble-White and Kirsty Williams. Online Producer: Rachael Smith. Development was by BBC Audio Scotland and BBC Merseyside. Executive Editors: Gillian Wheelan and Ben Anderson. Commissioning Editor: Alistair Miskin.There’s graphic descriptions of violence in this series. For details of help and support in the UK, visit bbc.co.uk/actionline.

Returning to Birkenhead in the wake of Peter Sullivan’s release, we focus on Diane Sindall and the community still living with her murder. Peter shares details of his arrest, interviews and alleged police pressure, alongside renewed police enquiries that revisit overlooked witnesses and potential suspects. As officers collect fresh DNA and old memories resurface, the search begins anew for the man known only as 'Unknown Male One'. Presenter: Olivia Graham. Producers: Kate Bissell, Gemma Maull and Olivia Graham. Sound Design and Music Composition: Phil Channell. Mixing: Ivan Eastley. Story Consultants: Neil McCarthy, Jack Kibble-White and Kirsty Williams. Online Producer: Rachael Smith. Development was by BBC Audio Scotland and BBC Merseyside. Executive Editors: Gillian Wheelan and Ben Anderson. Commissioning Editor: Alistair Miskin.There’s graphic descriptions of violence in this series. For details of help and support in the UK, visit bbc.co.uk/actionline.

Recorded on the day of Peter Sullivan’s appeal as judges consider DNA evidence unavailable in 1987. As the new evidence points to an unknown male, decades-old evidence crumbles under scrutiny. The court delivers its decision leaving one devastating truth intact: Diane’s killer has not been found. Presenter: Olivia Graham. Producers: Kate Bissell, Gemma Maull and Olivia Graham. Sound Design and Music Composition: Phil Channell. Mixing: Ivan Eastley. Story Consultants: Neil McCarthy, Jack Kibble-White and Kirsty Williams. Online Producer: Rachael Smith. Development was by BBC Audio Scotland and BBC Merseyside. Executive Editors: Gillian Wheelan and Ben Anderson. Commissioning Editor: Alistair Miskin.There’s graphic descriptions of violence in this series. For details of help and support in the UK, visit bbc.co.uk/actionline.

Years after Peter Sullivan’s conviction, community whispers claim the police convicted the wrong man.Peter refuses to admit guilt and as advances in DNA testing offer a possible breakthrough for him. His legal team battle missing records, discredited forensic methods and a system reisitant to reopening old wounds. Until one crucial test changes everything.Presenter: Olivia Graham. Producers: Kate Bissell, Gemma Maull and Olivia Graham. Sound Design and Music Composition: Phil Channell. Mixing: Ivan Eastley. Story Consultants: Neil McCarthy, Jack Kibble-White and Kirsty Williams. Online Producer: Rachael Smith. Development was by BBC Audio Scotland and BBC Merseyside. Executive Editors: Gillian Wheelan and Ben Anderson. Commissioning Editor: Alistair Miskin.There’s graphic descriptions of violence in this series. For details of help and support in the UK, visit bbc.co.uk/actionline.

Diane Sindall’s murder ignites a movement with women across Birkenhead. Fueled by anger and grief they challenge police attitudes, confront society’s view of women and demand change. Against this backdrop Peter Sullivan stands trial. We examine the case built against him with contested confessions, disputed forensic evidence and testimony the jury never heard.Presenter: Olivia Graham. Producers: Kate Bissell, Gemma Maull and Olivia Graham. Sound Design and Music Composition: Phil Channell. Mixing: Ivan Eastley. Story Consultants: Neil McCarthy, Jack Kibble-White and Kirsty Williams. Online Producer: Rachael Smith. Development was by BBC Audio Scotland and BBC Merseyside. Executive Editors: Gillian Wheelan and Ben Anderson. Commissioning Editor: Alistair Miskin.There’s graphic descriptions of violence in this series. For details of help and support in the UK, visit bbc.co.uk/actionline.