 Juliette BinocheMaria Enders | Maria Enders |
 Kristen StewartValentine | Valentine |
 Chloë Grace MoretzJo-Ann Ellis | Jo-Ann Ellis |
 Lars EidingerKlaus Diesterweg | Klaus Diesterweg |
 Johnny FlynnChristopher Giles | Christopher Giles |
 Brady CorbetPiers Roaldson | Piers Roaldson |
 Hanns ZischlerHenryk Wald | Henryk Wald |
 Angela WinklerRosa Melchior | Rosa Melchior |
 Nora WaldstättenActress in Sci-Fi movie | Actress in Sci-Fi movie |
 Aljoscha StadelmannUrs Kobler | Urs Kobler |
 Claire TranMaria's London assistant | Maria's London assistant |
| SStuart ManashilMaria's agent | Maria's agent |
| PPéter FarkasJournalist in Zürich | Journalist in Zürich |
| BBen PosenerJournalist in London | Journalist in London |
 Ricardia BramleyTalk show host | Talk show host |
 Luise BerndtUrs' assistant | Urs' assistant |
 Gilles TschudiMayor of Zürich | Mayor of Zürich |
| BBenoit PeverelliBerndt | Berndt |
 Caroline De MaigretChanel PR | Chanel PR |
| AArnold GramaraWaldhaus concierge | Waldhaus concierge |
| SSean McDonaghLondon theater assistant | London theater assistant |
| VValery BukreevWilhelm Melchior | Wilhelm Melchior |
| KKatrin SchmidtDorothea von Duisburg | Dorothea von Duisburg |
| PPhoebe LinCello player (concert at the Waldhaus) | Cello player (concert at the Waldhaus) |
| KKatarzyna NawrotekViolin player (concert at the Waldhaus) | Violin player (concert at the Waldhaus) |
| DDavid SeghezzoOboe player (concert at the Waldhaus) | Oboe player (concert at the Waldhaus) |
| CClaire-Anne PiguetHarpsichord player (concert at the Waldhaus) | Harpsichord player (concert at the Waldhaus) |
 Jerry KwartengJournalist (uncredited) | Journalist (uncredited) |
| JJakob KöhnJo-Ann's Manager (uncredited) | Jo-Ann's Manager (uncredited) |
 Steffen MennekesJournalist (uncredited) | Journalist (uncredited) |
