 | Iain Glen als Carl Jung |
 | Emilia Fox als Sabina Spielrein |
 | Craig Ferguson als Richard Fraser |
 | Caroline Ducey als Marie Franquin |
 | Jane Alexander als Emma Jung |
 | Viktor Sergachyov als Ivan Ionov |
 | Ivan Igogin als Ivan as a child |
 | Joanna David als Sabina's mother |
 | Michele Melega als Pavel |
 | Giovanni Lombardo Radice als Zorin |
| Daria Galluccio als Renate |
 | Bob Marchese als Professor Bleuler |
| Anna Tiurina als Receptionist |
| Fiorenza Brogi als Bakery lady |
 | Franco Olivero als Sabina's father |
| V. Nakonechny als Vasily Stalin |
| Loretta Borrelli als Soprano |
| Stefania Luberti als Nurse |
| Luisa Boccalatte als Nurse |
| Luisa Riccio als Nurse |
| Carola Ovazza als Governess |
| Cristina Romagnolo als Strings quartet |
| Alma Mandolesi als Strings quartet |
| Marina Martinova als Strings quartet |
| Claire Brandt als Strings quartet |
| Massimo Franceschi als Man at convention |
| Roberto Corno als Young pianist |
| Carlantonio Dogliani als Old pianist |
| Rebecca Innocenti als Rebecca as a child |
| Marta Gaia Ceccotti als Renate as a child |
| Davide Mazza als Child |
| Georgi Timoshin als Archivist |
 | Tatyana Shchankina als Librarian |
| Boris Kogan als Rabbi |
| Svetlana Israileva als Teacher |
| Roberto Faenza | Director |
| Roberto Faenza | Screenplay |
| Maurizio Calvesi | Director of Photography |
| Massimo Fiocchi | Editor |
| Andrea Guerra | Music |
| Giantito Burchiellaro | Production Design |
| Francesca Sartori | Costume Design |
| Roberto Faenza | Story |
| Gianni Arduini | Co-Writer |
| François Cohen-Séat | Co-Writer |
| Elda Ferri | Co-Writer |
| Giampiero Rigosi | Co-Writer |
| Hugh Fleetwood | Co-Writer |
| Gianni Arduini | Associate Producer |
| Elda Ferri | Producer |
| Olivia Sleiter | Executive Producer |
| Giulio Cestari | Executive Producer |
| Paolo Pioggia | Production Coordinator |
| Mario Dallimonti | Sound |
| Charles Steel | Co-Producer |
| François Cohen-Séat | Co-Producer |
| Rob Hodgson | VFX Supervisor |
| Kate Dowd | Casting |
| Shaila Rubin | Casting |
| Lucy Boulting | Casting |
| Francesca Martinotti | Public Relations |
| Franco Casellato | Post Production Supervisor |
| Salvatore Anversa | Steadicam Operator |
| Alessandro Gentili | First Assistant Camera |
| Emanuele Leurini | Second Assistant Camera |
| Alfio D'Agata | Second Assistant Camera |
| Katia Franco | Unit Production Manager |
| Joseph Geminale | Location Manager |
| Maura Cuda | Production Secretary |
| Enrico De Lotto | Production Secretary |
| Stefano Bassetti | Accountant |
| Loredana De Simone | Accountant |
| Tiziano Tomei | Production Assistant |
| Sandra Melly | Production Secretary |
| Fabiola Basilotta | Production Secretary |
| Valerio Valente | Assistant Director |
| Matteo Bellizzi | Assistant Director |
| Melissa Strizzi | Script Supervisor |
| Maria Bisognin | Script Supervisor |
| John Fonseca | Dialogue Coach |
| Daniele Musso | Still Photographer |
| Daniela Millefiorini | Casting Assistant |
| Fabrizio Moschini | Assistant Production Design |
| Stefano Paltrinieri | Set Decoration |
| Luisa Iemma | Painter |
| Giorgio Barullo | Painter |
| Rosa Ungolo | Painter |
| Raffaella Cuviello | Assistant Set Decoration |
| Fiorella Cicolini | Assistant Set Decoration |
| Giancarlo Pagani | Property Master |
| Salvatore Alonzo | Property Master |
| Francesca Brunori | Assistant Costume Designer |
| Mara Masiero | Assistant Costume Designer |
| Massimo Cantini Parrini | Assistant Costume Designer |
| Maria Pia Rossi | Seamstress |
| Maddalena Gentile | Seamstress |
| Laura Zoccali | Seamstress |
| Grazia De Marinis | Seamstress |
| Vincenzo Mastrantonio | Makeup Department Head |
| Rosabella Russo | Makeup Artist |
| Antonello Resch | Makeup Artist |
| Ferdinando Merolla | Hair Department Head |
| Massimiliano Gelo | Hairdresser |
| Giorgio Gregorini | Hairdresser |
| Paolo Leurini | Gaffer |
| Antonio Leurini | Gaffer |
| Alessandro Marucco | Electrician |
| Vito Brunetti | Electrician |
| Gino Stocchiero | Electrician |
| Alberto Grassi | Generator Operator |
| Cesare Emidi | Key Grip |
| Patrizio Emidi | Grip |
| Saverio Moggio | Grip |
| Andrea Arnaud | Grip |
| Antonio Ascione | Grip |
| Filippo Macelloni | BTS Footage |
| Anna Del Dotto | Assistant Editor |
| Francesco Bilotti | Assistant Editor |
| Filippo Della Valle | Additional Casting |
| Gianfranco Cazzola | Additional Casting |
| Luciana Pandolfelli | Editorial Services |
| Sergio Basili | Foley Artist |
| Gianluca Basili | Sound Effects Editor |
| Antonio Tirinelli | Sound Effects Editor |
| Massimiliano Normanno | Sound Effects Editor |
| Danilo Moroni | Sound Mixer |
| Andrea Dallimonti | Boom Operator |
| Lilio Rosato | Sound Editor |
| Michele Zaccagnini | Sound Editor |
| Olga Nesterova | Location Manager |
| Viktor Efremov | Unit Production Manager |
| Alessandro Defilippi | Screenplay |
