Guest Stars Colin R. Campbell as Detective Superintendent Andrews Mark Bonnar as Colin Osborne Adeel Akhtar as Hassan Mahmoud Nigel Lindsay as Tony Kelsey Lorraine Ashbourne as DI Tessa Nixon Rosie Cavaliero as Marion Kelsey Charlie Condou as Simon Aasiya Shah as Gemma Khan Will Brown as Jason Walker Badria Timimi as Sara Mahmoud Amy Jayne as Flo Nathalie Armin as DSI Kuldip Gill Bryony Hannah as Cath Emma Cunniffe as Janet Holly Aird as Elise Wendy Craig as Joy Dunphy Bill Paterson as Harry Osborne Tom Mannion as Mark Roberts
