Gallifrey, planet of the Time Lords. Summoned home by a premonition of murder, the Doctor discovers a dark conspiracy at the highest levels of Time Lord society... and his oldest enemy, who poses a threat to the existence of Gallifrey itself...
| Name | Type | Role | |
|---|---|---|---|
| Robert Holmes | Writer | ||
| Michael Bilton | Guest Star | ||
| Peter Pratt | Guest Star | ||
| Derek Seaton | Guest Star | ||
| Maurice Quick | Guest Star | ||
| John Dawson | Guest Star | ||
| Llewellyn Rees | Guest Star | ||
| David Maloney | Director |