On the planet Dido, the Doctor, Ian and Barbara meet two survivors from a crashed spaceship who are terrorised by the monster Koquillion.
William Hartnell
Jacqueline Hill
William Russell
Maureen O'Brien
Ray Barrett
Score: 8.1
Score: 6.2
Score: 6.8
Score: 6.3
Score: 6.4
Score: 6.6
Score: 6.1
Score: 6.9
