Guest Stars Talia Walker-Bassols as Meredith Warren Alex Ferns as DS Nick Holness Rhiannon Harper-Rafferty as Debbie Warren Rosie Jones as Miss Elena Rogers Jane McCarry as Bella Holness David Angland as Connor Leona Allan as Ellen Foster Mark Cox as Malcolm Shepherd Patrick Regis as DCI Thomas Hatby Alexandra D'Sa as Rhia Isabella Brownson as Kayleigh Shepherd