Guest Stars Sam Bottomley as Ralph Roberts Oscar Kennedy as Young Liam Aqib Khan as Adnan "Addy" Masood Shaun Thomas as Tom "Craggy" Cragg Georgia May Hughes as Lucy James Dryden as Mr Dreyfus Rosie Cavaliero as Linda (Liam's Mum) David Mumeni as Toby (Liam's Boss) Neil Edmond as Simon (Liam's Dad) Róisín O'Mahony as Carly
