After an argument, Elli has invited Mo around for food to apologise. He wouldn't have turned up but his mum is mad at him, and the Home Office and the police are out checking papers. He's already inside the house when he finds out the the police have reopened Rosa's case - the duty pathologist was dismissed for negligence and now they are re-examining everything and going through CCTV of the night in question. Mo is bound to be in it.

Series creators: Eno Mfon and Darragh Mortell

Episode 3 by Darragh Mortell

Mo - Mohamed Elsandel Elli - Maeve Courtier-Lilley Omar - Ali Goolyad Martin - Matthew Gravelle Mama - Alaa Taha Mr Willis - Daniel Cerqueira Henry Parnell - Rick Yale Ryan Parnell - Callum Lloyd Head Tutor - Laura dos Santos Radio Presenter - Ben Crowe

Original Music by Tom Tripp Oud Music by Nabra Sound: Catherine Robinson and Rhys Morris Production Coordinators: Maggie Olgiati and Eleri McAuliffe Script consultant: Majid Hassan Director: John Norton A BBC Audio Drama Wales Production

Tormented by his conscience, Mo drifted into the dead woman's funeral and now her stepdaughter Elli, who is convinced that it wasn't suicide, has persuaded him to help her solve the mystery of what really happened to Rosa. Elli's pretty certain the death had something to do with the notorious Parnell family. How long can Mo keep lying to her, to his best friend Omar, and his mother? Will he get out of this tangled web before something else goes wrong?

Series creators: Eno Mfon and Darragh Mortell

Episode 2 by Eno Mfon

CAST Mo - Mohamed Elsandel Elli - Maeve Courtier-Lilley Omar - Ali Goolyad Mama - Alaa Taha Amna - Fatima Seedahmed Henry Parnell - Rick Yale Mrs Parnell - Zoe Davies Ryan Parnell - Callum Lloyd Rosa - Laura dos Santos Newsreader - Ben Crowe

Original Music by Tom Tripp Oud Music by Nabra Sound: Catherine Robinson and Rhys Morris Production Coordinators: Maggie Olgiati and Eleri McAuliffe Script consultant: Majid Hassan Director: John Norton A BBC Audio Drama Wales Production

When Mo, a Sudanese delivery rider working in Cardiff enters a house to drop off two pizzas, he finds a dead body. Convinced that if he alerts the authorities he will either be suspected of murder or arrested for working illegally and deported, Mo flees the crime scene. When the murder is reported as a suicide, Mo can't stop thinking about the dead woman. He knows what he saw.

Series creators Eno Mfon and Darragh Mortell

Episode 1 by Eno Mfon

CAST Mo - Mohamed Elsandel Elli - Maeve Courtier-Lilley Omar - Ali Goolyad Mama - Alaa Taha Amna - Fatima Seedahmed The Priest - Geraint Morgan Alexa - Laura dos Santos Woman - Lisa Greenwood Football commentator - Ben Crowe

Original Music by Tom Tripp Oud Music by Nabra. Sound: Catherine Robinson and Rhys Morris Production Coordinators: Maggie Olgiati and Eleri McAuliffe Script consultant: Majid Hassan Director: John Norton A BBC Audio Drama Wales Production

A pizza delivery rider enters a house and finds something he never should have seen.

A cutting-edge thriller about an Artificial Intelligence takeover, written in consultation with leading AI and cybersecurity experts.

In Episode 4, Iain and Mel are forced to run for their lives as military personnel receive deepfaked orders. The AI gains control of internal government communications, and Nisha clashes with cabinet ministers over the right course of action. The London Internet Exchange is compromised, and Iain, Mel and Nisha are forced to consider what price is worth paying for human freedom.

Cast: Iain - Edward Bluemel Mel - Corinna Brown Zaina - Fatima Adoum Roland - Philip Bretherton Jess - Alix Wilton Regan Nisha - Seyan Sarvan Sam - Kenneth Omole Andrea - Beth Chalmers Oliver - Sean Rigby Marcus - Wilf Scolding John - Joseph Mydell Susan - Karen Bryson Lyssa - Catriona Stirling Supporting roles - Sean Baker

Created by James Dobbyn and Anthony Povah Written by James Dobbyn Original Music by Steven D Griffiths and Isla Noir

Artificial Intelligence consultant: Saffron Huang Cybersecurity consultant: Adam Orton Sound Designer: Lucinda Mason Brown Director: John Wakefield Story Producer: Sarah Olley Producer: Chris Grezo Executive Producer: John Scott Dryden

A Strange Boy production for BBC Radio 4

A cutting-edge thriller about an Artificial Intelligence takeover, written in consultation with leading AI and cybersecurity experts.

In Episode 3, the streets of London are in chaos, with traffic and public transport at a standstill and emergency services communications down. Reeling from the killings carried out by the AI, Iain and Mel fall out and decide to go it alone. Nisha realises the AI is trying to hack the London Internet Exchange and spread to the rest of the UK. Despite the patchy communications and ongoing deepfakes, the government manages to send an SAS team to the UT building as Nisha tries to cope with the spiralling situation in Whitehall.

Cast: Iain - Edward Bluemel Mel - Corinna Brown Zaina - Fatima Adoum Roland - Philip Bretherton Jess - Alix Wilton Regan Nisha - Seyan Sarvan Sam - Kenneth Omole Andrea - Beth Chalmers Oliver - Sean Rigby Marcus - Wilf Scolding John - Joseph Mydell Susan - Karen Bryson Lyssa - Catriona Stirling Supporting roles - Sean Baker

Created by James Dobbyn and Anthony Povah Written by James Dobbyn Original Music by Steven D Griffiths and Isla Noir

Artificial Intelligence consultant: Saffron Huang Cybersecurity consultant: Adam Orton Sound Designer: Lucinda Mason Brown Director: John Wakefield Story Producer: Sarah Olley Producer: Chris Grezo Executive Producer: John Scott Dryden

A Strange Boy production for BBC Radio 4

A cutting-edge thriller about an Artificial Intelligence takeover, written in consultation with leading AI and cybersecurity experts.

In Episode 2, chaos breaks out across London as the AI resorts to more extreme measures. Iain, Mel, Roland and Zaina, trapped in the building, struggle to outwit the AI and figure out a way to help the rest of the city. Meanwhile Deputy Director of the National Cyber Security Centre Nisha Khan tries to convince ministers in Whitehall that their best chance is to escalate immediately before it's too late. When the operations team sent to the UT building fails to report back, Nisha sends her close colleague Sam to investigate.

Cast: Iain - Edward Bluemel Mel - Corinna Brown Zaina - Fatima Adoum Roland - Philip Bretherton Jess - Alix Wilton Regan Nisha - Seyan Sarvan Sam - Kenneth Omole Andrea - Beth Chalmers Oliver - Sean Rigby Marcus - Wilf Scolding John - Joseph Mydell Susan - Karen Bryson Lyssa - Catriona Stirling Supporting roles - Sean Baker

Written by James Dobbyn and Anthony Povah Original Music by Steven D Griffiths and Isla Noir

Artificial Intelligence consultant: Saffron Huang Cybersecurity consultant: Adam Orton Sound Designer: Lucinda Mason Brown Director: John Wakefield Story Producer: Sarah Olley Producer: Chris Grezo Executive Producer: John Scott Dryden

A Strange Boy production for BBC Radio 4

A cutting-edge thriller about an Artificial Intelligence takeover, written in consultation with leading AI and cybersecurity experts.

During a routine overnight update at the headquarters of a major UK telecoms giant, two IT workers unknowingly set something terrifying in motion. They've started an LCE - an AI Loss of Control Event.

Over the course of one night, a handful of staff race to regain control as forces far beyond the building begin to close in. What’s been unleashed threatens to change everything — and soon there may be no way to put it back.

This is a very a real and disastrous phenomenon, and it could happen to us very soon.

Starring Edward Bluemel and Corinna Brown.

Artificial Intelligence consultant: Saffron Huang. Cybersecurity consultant: Adam Orton.

Written by James Dobbyn and Anthony Povah.

Cast: Iain - Edward Bluemel Mel - Corinna Brown Zaina - Fatima Adoum Roland - Philip Bretherton Jess - Alix Wilton Regan Nisha - Seyan Sarvan Sam - Kenneth Omole Andrea - Beth Chalmers Oliver - Sean Rigby Marcus - Wilf Scolding John - Joseph Mydell Susan - Karen Bryson Lyssa - Catriona Stirling Supporting roles - Sean Baker and members of the cast

Original Music by Steven D Griffiths and Isla Noir

Artificial Intelligence consultant: Saffron Huang Cybersecurity consultant: Adam Orton Sound Designer: Lucinda Mason Brown Director: John Wakefield Story Producer: Sarah Olley Producer: Chris Grezo Executive Producer: John Scott Dryden

A Strange Boy production for BBC Radio 4

A cutting-edge thriller about an Artificial Intelligence takeover, written in consultation with leading AI and cybersecurity experts.

During a routine overnight update at the headquarters of a major UK telecoms giant, two IT workers unknowingly set something terrifying in motion. They've started an LCE - an AI Loss of Control Event.

Over the course of one night, a handful of staff race to regain control as forces far beyond the building begin to close in. What’s been unleashed threatens to change everything — and soon there may be no way to put it back.

This is a very a real and disastrous phenomenon, and it could happen to us very soon.

Starring Edward Bluemel and Corinna Brown.

Artificial Intelligence consultant: Saffron Huang. Cybersecurity consultant: Adam Orton.

Written by James Dobbyn and Anthony Povah.

Kerry’s efforts to assume her sister’s identity and pose as a dentist have been disastrous.

Between the high body count and a gangster pursuing her for a quarter of a million pounds, the life of quiet desperation she was previously living seems very attractive right now…

D.C. Jackson’s darkly comical crime thriller concludes.

Cast: DI Hickman … David Ireland Paul Rennie… Jonathan Watson Jaconelli and The Minister… Gavin Mitchell Leanne … Gabriel Quigley Kasia … Leah Byrne Bob … Grant O’Rourke Sapphire … Sylvia Jackson

Studio Production: Andy Hay and Gav Murchie Production Coordinator: Ellie Marsh

Original music and sound design: Fraser Jackson Additional keyboards: Tony Graham

Commissioning Editors: Alison Hindell and Rhian Roberts. A BBC Audio Scotland Production directed by Kirsty Williams

When Kerry made the snap decision to assume her dead sister’s identity, she didn’t think through the consequences of posing as a dentist.

So far those consequences have been pretty fatal.

And now, as she digs deeper and deeper into her deception, she finds herself butting up against the criminal underworld.

Cast: Kasia … Leah Byrne Leanne … Gabriel Quigley Paul Rennie… Jonathan Watson DI Hickman … David Ireland Bob … Grant O’Rourke

Studio Production: Andy Hay and Gav Murchie Production Coordinator: Ellie Marsh

Original music and sound design: Fraser Jackson Additional keyboards: Tony Graham A BBC Audio Scotland Production directed by Kirsty Williams