Guest Stars Aislín McGuckin as Aoife Meena Rayann as D.I. Zari Abbas Bella Maclean as Sara Mendes Jemma Moore as Mia Falshaw Hannah Rae as Star Craig Miller as Sean Jones Lewis Griffiths as Jay Prain William Frazer as D.S. Trent Christopher Staines as John Davenport Pooja Shah as Usha Jakhar Julie Legrand as Harriet Pugh Rebecca Johnson as Lucy Jenkins
