Guest Stars Michelle Bonnard as Sal Georgia Mackenzie as Leanne Balcombe Colin R. Campbell as Detective Superintendent Andrews Rhys Yates as Jay Ian McElhinney as Lord Tony Hume Hayley Mills as Lady Emma Hume Mark Frost as Dave Adams Martina Laird as Ebele Falade Max Rinehart as Karol Wojski Claire Ganaye as Elise River Archer as Eliot James Hubert Hanowicz as Szymon Nowak Gráinne Keenan as Debbie Magnus Bruun as Josef Morten Nana Agyeman-Bediako as Mustafa Ali Hayley Tamaddon as Judy Mexbury Simon Bubb as John Caxton Andrew Taylor as Keith Mitcham Joshua J Parker as Jordan Yusra Warsama as Alaya Ali Paul Garner as DC Phil Wellings