Guest Stars Matthew Gravelle as Tom Faulkner Hugh Quarshie as Jomo Moshaba Gina Bramhill as Fiona Moshaba David Leon as Oscar Harris Lloyd Everitt as David Moshaba Sutara Gayle as Gloria Mason-Walker Shireen Farkhoy as DS Martine Chalai Ian Puleston-Davies as DSI Ronnie Boyle Aidan Cheng as Lewis Daley Kevin Shen as Ethan Daley Duncan Preston as DI Johnny Campbell Jamie Hutchins as Paramedic