While Ian tries to force Lobos to release the Doctor from the museum, Vicki joins the Xerons in trying to gain the weapons needed to start a revolution against the occupiers.
| Name | Type | Role | |
|---|---|---|---|
| Glyn Jones | Writer | ||
| Salvin Stewart | Guest Star | ||
| Peter Sanders | Guest Star | ||
| Bill Starkey | Guest Star | ||
| Ken Norris | Guest Star | ||
| David Wolliscroft | Guest Star | ||
| Lawrence Dean | Guest Star | ||
| Edward Granville | Guest Star | ||
| Billy Cornelius | Guest Star | ||
| Michael Gordon | Guest Star | ||
| Mervyn Pinfield | Director |