Saoirse RonanCharlotte Murchison James McArdleRoderick Murchison Alec SecăreanuDr. Lieberson Fiona ShawElizabeth Philpot Sarah WhiteMuseum Cleaning Woman Liam ThomasMuseum Workman Claire RushbrookEleanor Butters Nick PearseThree Cups' Waiter Victoria ElliottThree Cups' Maid Beatrice CurnewParty Guest Gethin AldermanParty Guest John MackayFine Gentleman Mladen PetrovDavid The Postman Wendy NottinghamCharlotte's Maid Michael HennessyGarden Party Guest (uncredited) Harvey ScrimshawCallow Youth (uncredited) Francis LeeDirector / Writer Fodhla Cronin O'ReillyProducer Nicky EarnshawCo-Producer Simon GillisExecutive Producer Mary BurkeExecutive Producer Rose GarnettExecutive Producer Zygi KamasaExecutive Producer Katherine BridleAssociate Producer Sarah FinlayProduction Design Sophie HervieuSet Decoration Rebecca ToddAssistant Set Decoration Katie AdamsonSet Decoration Buyer Chloe JamesAssistant Set Decoration Chloe TaylorAssistant Set Decoration Buyer Stéphane FontaineDirector Of Photography Ivana PrimoracMakeup Designer Michael O'ConnorCostume Design Charlotte RogersKey Makeup Artist Viveene CampbellCostume Supervisor Anna KotAssistant Costume Designer Grace ClarkPrincipal Costumer Holly RosenthalPrincipal Costumer Sarah BrestTruck Supervisor Rosie SinfieldHairstylist Lucy AndrewsThird Assistant Director Simon HedgesFirst Assistant Director Gemma NunnSecond Assistant Director Tamsin SpiveyScript Supervisor Helena BeesonFirst Assistant Editor John WeeksFirst Assistant Editor Scott ClementsFirst Assistant Editor Marie ValentinoDigital Intermediate Producer Mark Shrapnell-SmithDigital Intermediate Assistant Rachael Maree KellyDigital Intermediate Assistant Isabelle JulienDigital Colorist Dustin O'HalloranOriginal Music Composer Volker BertelmannOriginal Music Composer Johnnie BurnSound Designer Phil CapeProduction Sound Mixer Simon CarrollFirst Assistant Sound Editor Brendan FeeneySound Editor Oscar BurnSound Recordist Caoimhe DoyleFoley Artist Jonathan ReynoldsFoley Mixer Ciara MahonFoley Recordist Gregor KeienburgOrchestrator Constanze SannemüllerMusician John BoughtwoodMusic Supervisor Fiona WeirCasting Director Emma HarrisonUnit Manager Polly JefferiesProduction Supervisor Hannah JenningsProduction Coordinator Jonah MayfieldAssistant Production Coordinator Yara CaubetTravel Coordinator Alfred GoldingProduction Assistant Tila Sampaio DiogoProduction Assistant Anu AndersonProducer's Assistant Jim HajicostaProduction Accountant Nicholas HajicostaFirst Assistant Accountant Lesley-Ann HallsSecond Assistant Accountant Dougal CadiouPost Production Accountant Eddy PearceLocation Manager Stephanie AndrewAssistant Location Manager Ziggy GrayLocation Assistant Sarah WilsonCasting Associate Ali GriffithsVisual Effects Producer Massimo VicoSpecial Effects Supervisor Jacopo LandiVisual Effects Supervisor Laura MurphyVisual Effects Coordinator Max KingVisual Effects Production Assistant Marta GarganoDigital Compositor Alice LocuratoloDigital Compositor Matthew D'AngibauMatchmove Supervisor Stephen J. SmithRoto Supervisor Maurizio Di VittoRotoscoping Artist Jenny GauciRotoscoping Artist Paddy EasonVisual Effects Supervisor Danit KiblanskyDigital Compositor Vincent GoodsellDigital Compositor Pat WongDigital Compositor Ozan YildiriDigital Compositor Mick AbelaVisual Effects Producer Dan MarbrookVisual Effects Producer Marta CaceresVisual Effects Producer Jesse JeuneWriters' Assistant Anna Seifert-SpeckScript Editor Ruth GoodmanScript Consultant Simon JarrettScript Consultant