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.