Guest Stars Tim Treloar as The Walking Man Anthony Webster as Ivan Penderecki Finnbar Hayman as Sergeant Cox Amanda Drew as Superintendent Driscoll Caroline Berry as Doctor Diaz Kwame Bentil as D.I. Akers George Russo as D.I. Richards Sarah Trevelyan as Ella Ward Andy Eadie as Clive Ward Willow Wright as Jennie Jensen Clayden as Henry
