Guest Stars Oliver Chris as Guy Cavendish Raza Jaffrey as Jack Oliviera Alexander Karim as Lars Nordström Abhin Galeya as Raz Farooqi Julie Graham as Susan Fisher Elizabeth Dulau as Louise Pennycook Jennifer Macbeth as Tessa Joseph Aurora Jones as Maggie Cavendish Dean Ridge as Simon Segman Joe Thomas as Matt Malyon Darren Hart as Mr. Williams Carolin Stoltz as Brigitta Nordström Naomi Yang as Mae Zhang Tareq Al-Jeddal as Callum Wares Cheryl Mackie as Mrs. Williams Matilda Ziegler as Becky Hillford Yazzmin Newell as Laura Nicola Stephenson as Debbie Wares Eva Pope as Sally Thomason Sarah Belcher as Mrs. Appleby Chris Jarman as Jim Harmony Raine Riley as Peggy Isabelle Smith as Jenny Thomason Rameet Rauli as Sobia
