Guest Stars Christopher Cowlin as Police Officer Owen McDonnell as Ryan Kelvin Clare Calbraith as Lizzie Kennedy Liam Garrigan as Dr. Christy Nash Haydn Gwynne as Helen Ferguson Daisy Ridley as Hannah Kennedy Ashley Walters as DI Carter Daisy Waterstone as Katie Bowman Peter Vollebregt as Mark Janssen Kirsty Besterman as Amy Nash Jamie Parker as Ben Morgan Gary Pillai as Stephen Miskin Teresa Churcher as Gemma Bowman Julie Hoult as Carol Clare Wille as Phoebe Gilchrist
