Guest Stars Jodie Comer as Chloe Harris Nico Mirallegro as Finn Nelson Ciara Baxendale as Izzy Darren Evans as Danny Two Hats Jordan Murphy as Chop Dan Cohen as Archie Bamshad Abedi-Amin as Karim Sophie Wright as Tix Sophie Watson as Little Rae Eliot Otis Brown Walters as Big G Shazad Latif as Dr. Nick Kassar Daniel Fitzsimons as Ninja Holly Dukes as Little Chloe Cameron Moore as Mr. Carrisford Richard Attlee as Clinic Doctor