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Classic Who S9 • Serial 4 · (6 episodes)

The Mutants

66% 651 votes

First aired Saturday, April 8, 1972
Production Code NNN
Written by Bob Baker Dave Martin
Directed by Christopher Barry
Runtime 150 minutes
Time Travel Future
Inventory: (Potential Spoilers!) Sonic Screwdriver
Locations Solos
Synopsis

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.

6 Episodes:

First aired Saturday, April 8, 1972
Runtime 25 minutes
Written by Bob Baker Dave Martin
Directed by Christopher Barry
UK Viewers 9.1 million

Synopsis

The Doctor and Jo arrive on the planet Solos, on a assignment by the Time Lords, where they learn that the native Solonians are mutating into ant-like mutant creatures...

First aired Saturday, April 15, 1972
Runtime 25 minutes
Written by Bob Baker Dave Martin
Directed by Christopher Barry
UK Viewers 7.8 million

Synopsis

Ky transports himself and Jo down to Solos and the Marshal only agrees to help her if the Doctor assists Professor Jaeger in altering Solos' atmosphere.

First aired Saturday, April 22, 1972
Runtime 25 minutes
Written by Bob Baker Dave Martin
Directed by Christopher Barry
UK Viewers 7.9 million

Synopsis

The Doctor and Varan travel down to Solos to search for Jo and Ky but the Marshal orders his men to pursue them.

First aired Saturday, April 29, 1972
Runtime 25 minutes
Written by Bob Baker Dave Martin
Directed by Christopher Barry
UK Viewers 7.5 million

Synopsis

The Doctor and his friends are led to safety by Professor Sondergaard, who tries to help the Doctor translate the tablets.

First aired Saturday, May 6, 1972
Runtime 25 minutes
Written by Bob Baker Dave Martin
Directed by Christopher Barry
UK Viewers 7.9 million

Synopsis

The Marshal's premature use of Jaeger's experiment is threatening to destroy Solos' atmosphere and the Doctor returns to Skybase to try and correct the damage.

First aired Saturday, May 13, 1972
Runtime 25 minutes
Written by Bob Baker Dave Martin
Directed by Christopher Barry
UK Viewers 6.5 million

Synopsis

The Doctor is forced to help the Marshal cover up his actions with the Investigator but Jo and the others attempt to escape to expose him.

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