Guest Stars David McKail as Dr. Mackenzie Nicholas Farrell as Simon Slater Elizabeth Berrington as Babs Sellwood Keith Barron as David Crewes Paula Wilcox as Gloria Collingham Ariyon Bakare as Jason Cohu Amber Aga as Susan Hepworth Joseph Marcell as Joshua Ray Jonathan Slinger as Carl Meyer Julia Watson as Vicar Lucy Daniels Dhafer L'Abidine as Roman Cassell Vince Leigh as Tom Brody John Castle as Charlie Collingham Juliet Howland as Rachel Munro Sarah-Jayne Steed as Kate McGreavy Reece Andrews as Sgt. Compton
