The edge of the known universe, in the year 37,166. The Morestran crew believe the Doctor and Sarah Jane are responsible for the deaths of their personnel, but the Doctor warns that a greater danger threatens them and all the galaxy.
| Name | Type | Role | |
|---|---|---|---|
| Louis Marks | Writer | ||
| Louis Mahoney | Guest Star | ||
| Haydn Wood | Guest Star | ||
| David Maloney | Director |