| Name | Character | Episodes |
|---|---|---|
| Natalie Dormer | Mrs. Hester Appleyard | 6 |
| Samara Weaving | Irma Leopold | 6 |
| Madeleine Madden | Marion Quade | 6 |
| Sibylla Budd | Mrs. Valange | 6 |
| Lily Sullivan | Miranda Reid | 6 |
| Yael Stone | Dora Lumley | 6 |
| Don Hany | Doctor MacKenzie | 6 |
| Bethany Whitmore | Blanche Gifford | 6 |
| Harrison Gilbertson | The Hon. Michael Fitzhubert | 6 |
| Jonny Pasvolsky | Sergeant Bumpher | 6 |
| Marcus Graham | Tomasetti | 6 |
| Philip Quast | Arthur | 6 |
| Lola Bessis | Mademoiselle Dianne de Poitiers | 6 |
| James Hoare | Albert Crundall | 6 |
| Anna McGahan | Greta McCraw | 6 |