Guest Stars Oscar Kennedy as Young Liam Sam Bottomley as Ralph Roberts Aqib Khan as Adnan "Addy" Masood Shaun Thomas as Tom "Craggy" Cragg Nick Preston as Rupert Emily Coates as Rachel Fielder Lily Frazer as Jess Jordan Pearson as Tinhead Kiell Smith-Bynoe as Phil Jack Corrie as Matthew White Saskia Paige Martin as Cassie McClaire