Guest Stars Pooky Quesnel as Louise Wilson Leon Harrop as Ralph Wilson Matt Greenwood as Tom Clarke Ibrahim Ismail as Ramesh Travis George Smith as Mark Berwick Daniel Cerqueira as Dr. Graves Harrison Newell-Parker as Bill Hibbs Emelia Rae Levy as Emily Scott Lucy Gaskell as Sophie Berwick Ralf Little as Stuart Anna Koval as Holly Scarlett Hodgson as Maisie Fiona Luo as Ella Hamza Siddique as Waiter