Jon Brown Creator, Writer, Executive Producer Charlotte Ritchie Alison Actor Alexa Davies Meg Actor Will Merrick Nicky Actor Sargon Yelda Usman Actor David Mumeni Russell Actor Noush Skaugen Zara Actor Debbie Chazen Cara Actor Florence Howard Gabby Actor Joe Galluci Otto Actor Matthew Mulot Producer Al Campbell Director Jesse Armstrong Executive Producer Sam Bain Executive Producer Phil Clarke Executive Producer