Tarrant is teleported into a spaceship bound for the invisible planet Sardos, which the crew of Liberator discover after nearly crashing into it. Servalan is interested in the matter replication technology developed by the inhabitants of the planet.
| Name | Type | Role | |
|---|---|---|---|
| Ben Steed | Writer | ||
| Mark Sheridan | Guest Star | ||
| Deep Roy | Guest Star | ||
| Debbi Blythe | Guest Star | ||
| Davyd Harries | Guest Star | ||
| Sabina Franklyn | Guest Star | ||
| John Hartley | Guest Star | ||
| Vere Lorrimer | Director |