In 17th century England, the Doctor and itinerant thespian Richard Mace uncover a plot by a crew of criminal Terileptils to wipe out humanity.
The Doctor
Adric
Nyssa
Tegan Jovanka
Richard Mace
Terileptil Leader
Android
The Miller
The Poacher
The Headman
The Squire
Charles
Ralph
Elizabeth
Villager
Terileptil
Terileptil
Scytheman
