| Rolle | Person |
|---|---|
| Audiologs | Martin Sabel |
| Daina Le Guin | Céline Fontanges |
| Ellie Langford | Vanida Karun |
| Franco Delille | Matthias Klimsa |
| Hans Tiedemann | Eberhard Haar |
| Isaac Clarke | Patrick Elias |
| Nicole Brennan | Tina Eschmann |
| Nolan Stross | Matthias Klimsa |
| Therapeut | Achim Buch |