Citadel
Richard MaddenMason Kane / Kyle Conroy
Priyanka Chopra JonasNadia Singh
Ashleigh CummingsAbby Conroy
Roland MøllerAnders Silje / Davik Silje
Lesley ManvilleDahlia Archer
Stanley TucciBernard Orlick
Osy IkhileCarter Spence
Gabriel LeonePaolo Braga
Jack ReynorJames Hutch
Matt BerryFrank Sharpe
Lina El ArabiCeline Rohr
Merle DandridgeJoana
Rayna VallandinghamAparna
Caoilinn SpringallHendrix Conroy
Moira KellyJoe
Ava RussoCharlotte
Nikki Amuka-BirdGrace Helgoff
Gráinne GoodValeria
Sara MartinsSandra- EElena LeeAsha
- SStuart PackerMason's Father
Felipe AraújoEdgar Braga
Ivan MarevichRussian President Aronov, Prime Minister Anatoly Sidarov- DDmitry TurchaninovPrime Minister Anatoly Sidarov, Russian Prime Minister
Kineta KunutuBillie
Leo AshizawaYamazaki
Leo WoodallDuke
Laëtitia EïdoCristoph- PPaulie BovingdonYoung Mason
Rahul KohliCharles Bantam
Michael TruccoBenjamin Cash- DDavid K.S. TseHa-Joon
Bogdana KalantayAlexandra
Riley NeldamCIA Officer #3, CIA Officer #1
Miriam CookeHotel Bar Woman, Hotel Bar Woman (The Librarian)
Sandra Yi SencindiverSeo Jun Kim
Lev GornGregor Yovanavich
Gianfranco TerrinItalian Doctor- SSpencer MulliganGregor's Handler
Timothy BusfieldTherapist Simmons
Peter GeretySecretary McCullough- AAndy WattsManticore Agent #2
Gary WeeksManticore Agent #3- EErin BoswellMarjorie (BBC Reporter)
Ivo NandiVincenzo
Alison HalsteadPearline
Ethan MoorhouseSecurity Guard- XXavilaine HinecapieRestaurant Hostess
Sen MonroBalduino Basto
Pedro LeandroChristiano
Mo CharaLars
Mike CapozzolaDoctor
Paul BazelyRahi Gambhir
Silvia TorregrosaMidwife
Audie RickYoung Mason
Deborah HedwallMason's Grandmother- SSerafina TarafdarAsha
Simon KimAgent Park
Ilan MuallemManticore Agent #1- DDavid LiamArnaud
Jack Brett AndersonMaxwell Montaine- KKendal Olivia BarrettBunny
- LLeonaCzech Girl
Faisal MohammedMaxwell'S Security Guard- FFelipe AraújoEdgar Braga
- DDiego AndresMael
- TTai HilferinkLouis
- JJolan ParpillatRaphael
Lynda KinkadeLynda Kinkade
André RefigSurgeon
Daniel FearnGary- BBritta GartnerFruit Vendor
Douglas DeanAlessandro
Oscar SkagerbergNils- NNikolas SalmonHugo
Eeva PutroAstrid- DDoron DavidsonSwedish Anchorman
Nila AaliaHoney- KKatya Hazel BoirandTeacher
Elena SaurelAgent Stahl
Carlotta MorelliKatherine Delaney
Stephen MitchellEric
James AlexandrouLead Officer- KKimane JuneauCIA Guard
David ReedCIA Officer #2- MMelanie ReesonCIA Receptionist
Demelza O'SullivanEstate Security Woman
Rebecca Dyson-SmithAgent Ellie Worth- RRicardo GilfillanPaulo's Father
Chris CastaldiItalian Civil Registrar Gucci- RRobert FinlaysonUK Prime Minister
Tristan GemmillBanker- OOona Ingle-FinchHigh School Girl
- SShawn Paul HastingsScottish Guard
- KKara Lily HanburyFemale BBC Reporter
- JJames CrouchPolice Officer
- DDaniel HealyChief Guard
- AAlex DeeBBC Anchor
Ben ManningCastle Guard #1
Karl Kennedy-WilliamsCastle Guard #2
Méghane De CroockItalian News Reporter
Arevinth V SarmaGerman News Reporter- NNatsumi KurodaJapanese News Reporter
- FFred LedouxFrench News Reporter