Guest Stars Orla Russell as Poppy Amir El-Masry as Daniel Ramsay Nebras Jamali as Ali Bilali Jonathan Ajayi as Wes Harper Chris Jenks as Callum Barker Oscar Salem as Sam Kader David Elliot as Ross Sutherland Shannon Hayes as Nicole Lawson Tommy Sim'aan as Firas Zaman Hiba Medina as Sabiha Chapman Noof McEwan as Paul Townsend Steven Elder as Derek McCabe Jordan Young as Compton Angus Yellowlees as Clothier Alastair Mackenzie as Anthony Chapman Craig Anthony-Kelly as Gunner Patrick Anders Hayward as Colin Dixon Jack Hesketh as Gunner Simmonds Martin Bell as Gunner Jansen