The Time Lords send the Doctor and Jo on a mission to deliver a sealed message pod to an unknown party aboard a Skybase orbiting the planet Solos in the 30th century. They are caught quickly in a power struggle between the cruel Marshal of Solos and the young Solonian Ky over the future of Solos - a future that hinges on the contents of the message.
Jon Pertwee
Katy Manning
Paul Whitsun-Jones
James Mellor
Garrick Hagon
Score: 3.4
Score: 7.6
Score: 6.3
Score: 7.4
Score: 6.5
Score: 6.1
Score: 7.5
Score: 7.2
