Guest Stars Chris Jenks as Callum Barker Amir El-Masry as Daniel Ramsay Nebras Jamali as Ali Bilali Jonathan Ajayi as Wes Harper Oscar Salem as Sam Kader David Elliot as Ross Sutherland Noof Ousellam as Paul Townsend Tommy Sim'aan as Firas Zaman Hiba Medina as Sabiha Chapman Steven Elder as Derek McCabe Dominic Mafham as Sir Ian Downing Laura Miller as News Presenter Naomi Stirrat as Arlene Royce Edmund Wiseman as Walker Conor Boru as Co-Pilot Roy Lee Knight as Jones Kern Falconer as Judge