Olivia ColmanDeborah Flowers Julian BarrattMaurice Flowers Sophia Di MartinoAmy Flowers Daniel RigbyDonald Flowers Will SharpeShun / Regisseur / Schrijver / Associate Producer Matt GoldbergYoung Donald Christopher ColquhounSteve Eiko YoshimotoShun's Grandmother Takako AkashiShun's Mother Tsuwayuki SaotomeShun's Grandfather Sharon D. ClarkeDr. Malone Will SharpeShun / Regisseur / Schrijver / Associate Producer Naomi de PearExecutive Producer Diederick SanterExecutive Producer Jane FeatherstoneExecutive Producer Emma Kingsman-LloydProducer Luana HansonProduction Design Rosie ClarkeArt Direction Jamie CairneyDirector Of Photography Laura VenablesWardrobe Supervisor Kate GillAssistant Costume Designer Arizona EastwoodThird Assistant Director Alex StreeterFirst Assistant Director Selina MacarthurRedacteur Arthur SharpeOriginal Music Composer Catherine WillisCasting Director Holly PullingerLine Producer 
