The Doctor and his companions arrive on a spaceship headed for Earth, populated by natives of Earth from various different eras and commanded by the leaders of the Urbankan race. What are the Urbankans' intentions when they reach Earth?
as The Doctor
as Adric
as Nyssa
as Tegan Jovanka
as Monarch
as Enlightenment
as Persuasion
as Bigon
as Villagra
as Lin Futu
as Kurkutji
