Andy Whittaker investigates how involved MI5 was in the deployment of undercover officers with political and protest groups and shares analysis of the first official report from the chairman at the public inquiry.

Also former undercover officer Neil Woods shares his thoughts on undercover policing in general.

The 2020 public inquiry started hearing evidence and ‘Madeleine’ was the first deceived woman to give her account.

Kate Wilson, who had a two year relationship with undercover officer Mark Kennedy, also gets her day in court.

Featuring activist and podcast maker Tom Fowler from south Wales who explains how the inquiry works.

How undercover police officers contributed to an illegal blacklist being maintained in a secretive Worcestershire business called the ‘Consulting Association’.

Featuring Dave Smith and ‘Madeleine’ who talks about how a knock on her front door from a representative of the undercover policing inquiry, changed her life.

Andy Whittaker reviews the Special Demonstration Squad’s tradecraft handbook, with advice on how an officer should act whilst undercover.

Also, Andy Coles, brother of TV presenter Rev. Richard Coles, is the latest undercover police officer to be unmasked. ‘Jessica’ describes the sexual relationship she says she had with him.

Featuring forensic psychologist Dr Catrin Williams.

Donna McLean, and ‘Lindsey’ share details of their long relationships with spycop Carlo Neri.

Former Special Demonstration Squad officer ‘Peter Black’, who was really Peter Francis, turns whistleblower.

Peter's claims include finding 'dirt' on activists involved in the campaign to get justice for the death of London teenager Stephen Lawrence.

Featuring Rob Evans from the Guardian and intelligence expert John Buckley.

Also, activist turned investigator Donal O’Driscoll reveals how the Undercover Research Group came up with a new method of identifying undercover officers called ‘The 15 Questions’.

Exploring the activities of ’Rod Richardson', the last undercover cop to use the identity of a dead child. The real Rod Richardson died three days after his birth and his mum campaigned for justice until she passed away.

Andy Whittaker also meets Frank Bennett, whose brother Michael Hartley had his identity used by a police officer after he died.

Featuring intelligence expert John Buckley and Sumac Centre volunteers Sasha and Heather.

Solicitor Harriet Wistrach explains how a number of deceived women came together to take legal action against the police.

Featuring ‘Alison’ who describes her relationship with ‘Mark Cassidy’, who was really Mark Jenner and a former undercover officer Neil Woods shares his experiences of being a ‘spycop’.

This episode also features intelligence expert John Buckley.

Officers from the ‘Special Demonstration Squad’, known as the SDS, are revealed. This secretive police department has been spying on activists since 1968 and two officers fathered children with their targets.

‘Rosa’, ‘Jacqui’ and Helen Steel talk about their former partners who were later revealed to be Jim Boyling, Bob Lambert and John Dines.

Also, activist John from Oxford and Lawyer Mike Schwarz discuss John's appeal after originally being convicted over a planned protest at Ratcliffe on Soar power station.

Andy Whittaker explores how the activists managed to identify two further undercover officers after Mark Kennedy’s unmasking.

Tom Fowler from south Wales talks about his friendship with an officer known as ‘Marco Jacobs’ and Zoe Young explains how she met ‘Lynn Watson’ during a ‘clown’ training camp.

The role of ‘Deborah’ is played by Luci Lewis.

Explore what happened next and what was real as we uncover more stories from women who were deceived into sexual relationships.

The revelation that Mark Stone was actually undercover police officer Mark Kennedy left many questions behind for the activists.

Guardian Journalist Rob Evans explains why Mark Kennedy’s unmasking was so significant and we hear from Mark through media interviews about his time undercover.

‘Lisa’ continues the story of what happened after she discovered a passport in Mark Stone’s real name of Mark Kennedy.

The shockwaves that rippled through the activist community as a result of this revelation are discussed by Donal O’Driscoll, Eleanor Fairbraida, Jason Kirkpatrick, Ronny, Carley, James and Pat Smith.

Also featuring BBC journalist Jeremy Ball and Guardian newspaper journalist Rob Evans.

Mark Stone’s long-term girlfriend ‘Lisa’ discovers a passport with his real name and questions Mark’s life with her.

During this time, Mark celebrates a group 40th Birthday party with people from the activist community and immediately afterwards appeared to struggle with his mental health, which former undercover police officer Neil Woods explains is not unusual.

In 2009, a covert plan to shut down Ratcliffe-on-Soar power station is prevented by a police raid. One of the people arrested is undercover police officer Mark Kennedy.

Andy talks to other people who were there and talks to Doctor Tom Rogers from Nottingham Trent University about how shutting down a power station would affect the UK’s power supply.

Andy Whittaker secures access to police documents which detail Mark Stone’s involvement in a plot to stop and board a coal train heading for Drax power station in Yorkshire.

Andy hears of other moments of protest, including climbing a lighting tower to hang a protest banner and we dive deeper into Mark's activities in Denmark, Ireland, Germany, Iceland, the USA, Spain and France.

Also, we hear more about Mark's friendships and relationships.

Mark Stone is played by John Pakey. The French news reporter is played by Hansa Dabee.

In 2006, Mark Stone appears on TV news with his head secured to a gate with a D lock at Hartlepool Nuclear power plant. Andy discusses the incident and meets more of Mark's friends from that year.

Also, former undercover officer Neil Woods talks about whether it’s acceptable to break the law whilst undercover and ‘Lisa’ recalls the moment she realised she was deeply in love with Mark Stone.

Andy Whittaker hears what motivates protestors and learns how Mark Stone was at the heart of a plan to block roads as the G8 leaders met in Scotland.

Andy also meets more of Mark's friends in his life as 'Mark Stone' and talks with his ex-lover of six years known as 'Lisa'.

Andy Whittaker hears about an odd incident when Mark's ‘friends’ come from London. It’s described by Eleanor Fairbraida and her housemate Ronny.

There's more about Mark's relationship with Kate Wilson and his friendship with Jason Kirkpatrick.

We also hear from activist Tim, Doctor Tom Vickers from Nottingham Trent University and former undercover officer Neil Woods.

Sarah Hampton is played by Karen Noble.

Former undercover policeman Neil Woods explains how officers build trust by making friends and Andy Whittaker explores more of Mark Kennedy's undercover life.

Andy meets friends of 'Mark Stone', hears from ex-lovers and ex-housemates and we learn of Mark's new nickname 'Flash'.