Romana is trapped on a ruined planet. The Nimons are launching their invasion of Skonnos. Can the Doctor stop the "Great Journey of Life"?
| Name | Type | Role | |
|---|---|---|---|
| Anthony Read | Writer | ||
| Simon Gipps-Kent | Guest Star | ||
| Graham Crowden | Guest Star | ||
| Janet Ellis | Guest Star | ||
| Trevor St John Hacker | Guest Star | ||
| Bob Appleby | Guest Star | ||
| Robin Sherringham | Guest Star | ||
| Michael Osborne | Guest Star | ||
| Kenny McBain | Director |