Guest Stars Thomas Law as DC Eddie Martin Kerrie Taylor as Ellen Manning Wendy Kweh as Lyn Chee Leo Ashton as Oliver Marshbrook Amy James-Kelly as Grace Marshbrook Jack Archer as Jamie Marshbrook Arian Nik as Theo Anvari Steven Elder as DCI Robert Pearson Sian Breckin as Madeline Hookway Jade Greyul as Lateesha Kharim Zaraah Abrahams as DS Emma Ryan Emily Pyzer as Stacey Blackburn Alexandra D'Sa as Maria Kamath Michelle Parker as Theresa Wright Marc Geoffrey as Justin Harris Geoff Dixon as PC Ronnie Hughes