Guest Stars Layton Williams as Stephen Carmichael Charlie Wernham as Mitchell Harper Kae Alexander as Jing Chow Nikki Runeckles as Chantelle Parsons Jack Binstead as Rem Dogg Ethan Lawrence as Joe Poulter Jack Bence as Frank Grayson Harry Enfield as Martin Wickes Samantha Spiro as Professor Celia Green Sam Douglas as Mitchell's Dad
