Guest Stars Dedun Omole as DC Nia Caballero Lucinda Dryzek as DS Sara Burns Aaron Millard as Antony Bates Sheena Bhattessa as Chandra Bakshi Tanya Katyal as Reshmi Joshi Ross Virgo as Front Desk Paul Lancaster as Custodian Donna Coulling as Dawn Fletcher Maria Louis as Armed Police Officer Bairavi Manoharan as Navi Matt Kyle as Patrick Swain