Guest Stars Anita-Joy Uwajeh as Josie Eric Kofi-Abrefa as DS Kane Ben Aldridge as DS Ben Grady Lisa Dillon as Barbara Haleton Stephen Thompson as Kevin Grey Phil Dunster as JC Annie Hulley as Maggie Grady Paudge Behan as Nelson Jenny Bede as Receptionist Jonny Magnanti as Prison Guard David de Keyser as Max Solomons Katherine Manners as Reporter 2 Lee Whitlock as Reporter 1 Luke Harris as Forensic ME Mark Fleishmann as Liev Solomons Tony Selby as Gabriel Franks Simon Paisley Day as Joe Ackerman