Guest Stars Sonya Cassidy as Celine Ashworth Clare Calbraith as DC Rebecca "Shep" Shepherd Mia Wyles as Jessie Ashworth Ben Aldridge as Alex Barton Ben Aldridge as Ollie Barton Alex Price as Lance Corporal "Budgie" O'Connor Barbara Marten as Diane Barton Steven Cree as Corporal Vince Grafton Simon Chandler as Keith Barton Naomi Bentley as Laura Deverson John Duttine as Lt. Colonel Chapell Barry McGee as Staff Sgt. "Dev" Deverson Adnan Sarwar as Sergeant Anna Bolton as Sergeant's Wife
