Guest Stars Michelle Fairley as Margot Al-Harazi Stephen Fry as Prime Minister Alastair Davies Colin Salmon as General Coburn Liam Garrigan as Ian Al-Harazi Emily Berrington as Simone Al-Harazi Miranda Raison as Caroline Fowlds Sacha Dhawan as Naveed John Boyega as Lt. Chris Tanner Alec Newman as Captain Kevin Cordero Co Starring Branko Tomovic as Belcheck Mandeep Dhillon as Chell James Allenby-Kirk as Stosh Charles Furness as Pete Duncan Pow as Captain Greg Denovo Julian Moore-Cook as Marine #1 Jennifer Armour as Hostage #2 Provence Maydew as Hostage #3 Nicholas Khan as Parliament Member #3 John Cummins as Parliament Member #1 Terry Diab as Parliament Member #2 Ken Drury as Speaker Will Austin as Marine #2 Dexter Galang as Hostage #1