Guest Stars Toheeb Jimoh as Marcus Pete MacHale as Leon Ursula Holliday as Cass Stewart Anneika Rose as Natalie Carlyss Peer as Martha Freeman Sheila Atim as Amanda Javad Olivia Morgan as Tia Aoife Hinds as Lyla Anna Koval as Gwen Ashe Michael Wildman as ICSA Agent Ryan Bhavik C. Pankhania as ICSA Officer Gary Shelford as Steve Finbar Lynch as Aidan Doyle Gareth Mason as Luke Rez Kempton as Patrick Francis
