Guest Stars Zoe Telford as Nicola Curry Danny Sapani as Keith Slocombe Sheila Reid as Ma Lomas Poppy Goodburn as Alison Carter Mikey North as Charlie Lomas Joy Blakeman as Kathy Lomas Danny Tennant as PC Swindells Liz Moscrop as Laura Elizabeth Day as Sasha Heathcote Dave Hill as Old Tommy Clough Philip Whitchurch as DCI Culver Miranda Williams as Young Catherine Romy Baskerville as Margaret Bennett Peter Cartwright as Judge Sampson Leena Dhingra as Dr Panaseer Simon Chandler as Alfred Naden Nicholas Pritchard as Superintendent Martin