| Name | Character | Episodes |
|---|---|---|
| Martina Gedeck | archduchess Sophie (Franz Joseph's mother) | 2 |
| Christiane Filangieri | Helene "Nene" (Sisi's sister) | 2 |
| Friedrich von Thun | 2 | |
| Herbert Knaup | duke Max of Bavaria (Sisi's father) | 2 |
| Cristiana Capotondi | Elizabeth "Sisi" | 2 |
| David Rott | emperor Franz Joseph | 2 |
| Andrea Osvárt | 2 | |
| Fritz Karl | count Gyula Andrássy | 2 |
| Martina Zinner | 2 |