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 Jordan Pearson as Tinhead Karan Gill as Ross Georgia May Hughes as Lucy Pooky Quesnel as Maz Phillipa Peak as Bates Sarah Quist as Shippy